| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -mtriple=riscv32 -mattr=+experimental-zfh -verify-machineinstrs \ |
| ; RUN: -target-abi ilp32f < %s | FileCheck -check-prefix=RV32IZFH %s |
| ; RUN: llc -mtriple=riscv64 -mattr=+experimental-zfh -verify-machineinstrs \ |
| ; RUN: -target-abi lp64f < %s | FileCheck -check-prefix=RV64IZFH %s |
| ; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s \ |
| ; RUN: | FileCheck -check-prefix=RV32I %s |
| ; RUN: llc -mtriple=riscv64 -verify-machineinstrs < %s \ |
| ; RUN: | FileCheck -check-prefix=RV64I %s |
| |
| ; These tests are each targeted at a particular RISC-V FPU instruction. Most |
| ; other files in this folder exercise LLVM IR instructions that don't directly |
| ; match a RISC-V instruction. |
| |
| define half @fadd_s(half %a, half %b) nounwind { |
| ; RV32IZFH-LABEL: fadd_s: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: fadd.h fa0, fa0, fa1 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: fadd_s: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: fadd.h fa0, fa0, fa1 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: fadd_s: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 8(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s1, 4(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s2, 0(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s2, a1 |
| ; RV32I-NEXT: lui a1, 16 |
| ; RV32I-NEXT: addi s0, a1, -1 |
| ; RV32I-NEXT: and a0, a0, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s1, a0 |
| ; RV32I-NEXT: and a0, s2, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, a0 |
| ; RV32I-NEXT: mv a0, s1 |
| ; RV32I-NEXT: call __addsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 4(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 0(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: fadd_s: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -32 |
| ; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s2, 0(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: mv s2, a1 |
| ; RV64I-NEXT: lui a1, 16 |
| ; RV64I-NEXT: addiw s0, a1, -1 |
| ; RV64I-NEXT: and a0, a0, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s1, a0 |
| ; RV64I-NEXT: and a0, s2, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, a0 |
| ; RV64I-NEXT: mv a0, s1 |
| ; RV64I-NEXT: call __addsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s2, 0(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 32 |
| ; RV64I-NEXT: ret |
| %1 = fadd half %a, %b |
| ret half %1 |
| } |
| |
| define half @fsub_s(half %a, half %b) nounwind { |
| ; RV32IZFH-LABEL: fsub_s: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: fsub.h fa0, fa0, fa1 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: fsub_s: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: fsub.h fa0, fa0, fa1 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: fsub_s: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 8(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s1, 4(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s2, 0(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s2, a1 |
| ; RV32I-NEXT: lui a1, 16 |
| ; RV32I-NEXT: addi s0, a1, -1 |
| ; RV32I-NEXT: and a0, a0, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s1, a0 |
| ; RV32I-NEXT: and a0, s2, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, a0 |
| ; RV32I-NEXT: mv a0, s1 |
| ; RV32I-NEXT: call __subsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 4(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 0(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: fsub_s: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -32 |
| ; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s2, 0(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: mv s2, a1 |
| ; RV64I-NEXT: lui a1, 16 |
| ; RV64I-NEXT: addiw s0, a1, -1 |
| ; RV64I-NEXT: and a0, a0, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s1, a0 |
| ; RV64I-NEXT: and a0, s2, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, a0 |
| ; RV64I-NEXT: mv a0, s1 |
| ; RV64I-NEXT: call __subsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s2, 0(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 32 |
| ; RV64I-NEXT: ret |
| %1 = fsub half %a, %b |
| ret half %1 |
| } |
| |
| define half @fmul_s(half %a, half %b) nounwind { |
| ; RV32IZFH-LABEL: fmul_s: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: fmul.h fa0, fa0, fa1 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: fmul_s: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: fmul.h fa0, fa0, fa1 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: fmul_s: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 8(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s1, 4(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s2, 0(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s2, a1 |
| ; RV32I-NEXT: lui a1, 16 |
| ; RV32I-NEXT: addi s0, a1, -1 |
| ; RV32I-NEXT: and a0, a0, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s1, a0 |
| ; RV32I-NEXT: and a0, s2, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, a0 |
| ; RV32I-NEXT: mv a0, s1 |
| ; RV32I-NEXT: call __mulsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 4(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 0(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: fmul_s: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -32 |
| ; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s2, 0(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: mv s2, a1 |
| ; RV64I-NEXT: lui a1, 16 |
| ; RV64I-NEXT: addiw s0, a1, -1 |
| ; RV64I-NEXT: and a0, a0, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s1, a0 |
| ; RV64I-NEXT: and a0, s2, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, a0 |
| ; RV64I-NEXT: mv a0, s1 |
| ; RV64I-NEXT: call __mulsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s2, 0(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 32 |
| ; RV64I-NEXT: ret |
| %1 = fmul half %a, %b |
| ret half %1 |
| } |
| |
| define half @fdiv_s(half %a, half %b) nounwind { |
| ; RV32IZFH-LABEL: fdiv_s: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: fdiv.h fa0, fa0, fa1 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: fdiv_s: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: fdiv.h fa0, fa0, fa1 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: fdiv_s: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 8(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s1, 4(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s2, 0(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s2, a1 |
| ; RV32I-NEXT: lui a1, 16 |
| ; RV32I-NEXT: addi s0, a1, -1 |
| ; RV32I-NEXT: and a0, a0, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s1, a0 |
| ; RV32I-NEXT: and a0, s2, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, a0 |
| ; RV32I-NEXT: mv a0, s1 |
| ; RV32I-NEXT: call __divsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 4(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 0(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: fdiv_s: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -32 |
| ; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s2, 0(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: mv s2, a1 |
| ; RV64I-NEXT: lui a1, 16 |
| ; RV64I-NEXT: addiw s0, a1, -1 |
| ; RV64I-NEXT: and a0, a0, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s1, a0 |
| ; RV64I-NEXT: and a0, s2, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, a0 |
| ; RV64I-NEXT: mv a0, s1 |
| ; RV64I-NEXT: call __divsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s2, 0(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 32 |
| ; RV64I-NEXT: ret |
| %1 = fdiv half %a, %b |
| ret half %1 |
| } |
| |
| declare half @llvm.sqrt.f16(half) |
| |
| define half @fsqrt_s(half %a) nounwind { |
| ; RV32IZFH-LABEL: fsqrt_s: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: fsqrt.h fa0, fa0 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: fsqrt_s: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: fsqrt.h fa0, fa0 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: fsqrt_s: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: lui a1, 16 |
| ; RV32I-NEXT: addi a1, a1, -1 |
| ; RV32I-NEXT: and a0, a0, a1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: call sqrtf@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: fsqrt_s: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -16 |
| ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: lui a1, 16 |
| ; RV64I-NEXT: addiw a1, a1, -1 |
| ; RV64I-NEXT: and a0, a0, a1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: call sqrtf@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 16 |
| ; RV64I-NEXT: ret |
| %1 = call half @llvm.sqrt.f16(half %a) |
| ret half %1 |
| } |
| |
| declare half @llvm.copysign.f16(half, half) |
| |
| define half @fsgnj_s(half %a, half %b) nounwind { |
| ; RV32IZFH-LABEL: fsgnj_s: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: fsgnj.h fa0, fa0, fa1 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: fsgnj_s: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: fsgnj.h fa0, fa0, fa1 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: fsgnj_s: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: lui a2, 1048568 |
| ; RV32I-NEXT: and a1, a1, a2 |
| ; RV32I-NEXT: lui a2, 8 |
| ; RV32I-NEXT: addi a2, a2, -1 |
| ; RV32I-NEXT: and a0, a0, a2 |
| ; RV32I-NEXT: or a0, a0, a1 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: fsgnj_s: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: lui a2, 1048568 |
| ; RV64I-NEXT: and a1, a1, a2 |
| ; RV64I-NEXT: lui a2, 8 |
| ; RV64I-NEXT: addiw a2, a2, -1 |
| ; RV64I-NEXT: and a0, a0, a2 |
| ; RV64I-NEXT: or a0, a0, a1 |
| ; RV64I-NEXT: ret |
| %1 = call half @llvm.copysign.f16(half %a, half %b) |
| ret half %1 |
| } |
| |
| ; This function performs extra work to ensure that |
| ; DAGCombiner::visitBITCAST doesn't replace the fneg with an xor. |
| define i32 @fneg_s(half %a, half %b) nounwind { |
| ; RV32IZFH-LABEL: fneg_s: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: fadd.h ft0, fa0, fa0 |
| ; RV32IZFH-NEXT: fneg.h ft1, ft0 |
| ; RV32IZFH-NEXT: feq.h a0, ft0, ft1 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: fneg_s: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: fadd.h ft0, fa0, fa0 |
| ; RV64IZFH-NEXT: fneg.h ft1, ft0 |
| ; RV64IZFH-NEXT: feq.h a0, ft0, ft1 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: fneg_s: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 8(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s1, 4(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: lui a1, 16 |
| ; RV32I-NEXT: addi s1, a1, -1 |
| ; RV32I-NEXT: and a0, a0, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, a0 |
| ; RV32I-NEXT: call __addsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: and a0, a0, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s0, a0 |
| ; RV32I-NEXT: lui a0, 524288 |
| ; RV32I-NEXT: xor a0, s0, a0 |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: and a0, a0, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, a0 |
| ; RV32I-NEXT: mv a0, s0 |
| ; RV32I-NEXT: call __eqsf2@plt |
| ; RV32I-NEXT: seqz a0, a0 |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 4(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: fneg_s: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -32 |
| ; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: lui a1, 16 |
| ; RV64I-NEXT: addiw s1, a1, -1 |
| ; RV64I-NEXT: and a0, a0, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, a0 |
| ; RV64I-NEXT: call __addsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: and a0, a0, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s0, a0 |
| ; RV64I-NEXT: lui a0, 524288 |
| ; RV64I-NEXT: xor a0, s0, a0 |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: and a0, a0, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, a0 |
| ; RV64I-NEXT: mv a0, s0 |
| ; RV64I-NEXT: call __eqsf2@plt |
| ; RV64I-NEXT: seqz a0, a0 |
| ; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 32 |
| ; RV64I-NEXT: ret |
| %1 = fadd half %a, %a |
| %2 = fneg half %1 |
| %3 = fcmp oeq half %1, %2 |
| %4 = zext i1 %3 to i32 |
| ret i32 %4 |
| } |
| |
| ; This function performs extra work to ensure that |
| ; DAGCombiner::visitBITCAST doesn't replace the fneg with an xor. |
| define half @fsgnjn_s(half %a, half %b) nounwind { |
| ; RV32IZFH-LABEL: fsgnjn_s: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: fadd.h ft0, fa0, fa1 |
| ; RV32IZFH-NEXT: fsgnjn.h fa0, fa0, ft0 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: fsgnjn_s: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: fadd.h ft0, fa0, fa1 |
| ; RV64IZFH-NEXT: fsgnjn.h fa0, fa0, ft0 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: fsgnjn_s: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -32 |
| ; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s3, a1 |
| ; RV32I-NEXT: mv s2, a0 |
| ; RV32I-NEXT: lui a0, 16 |
| ; RV32I-NEXT: addi s0, a0, -1 |
| ; RV32I-NEXT: and a0, s2, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s1, a0 |
| ; RV32I-NEXT: and a0, s3, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, a0 |
| ; RV32I-NEXT: mv a0, s1 |
| ; RV32I-NEXT: call __addsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: and a0, a0, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: lui a1, 524288 |
| ; RV32I-NEXT: xor a0, a0, a1 |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: lui a1, 1048568 |
| ; RV32I-NEXT: and a0, a0, a1 |
| ; RV32I-NEXT: lui a1, 8 |
| ; RV32I-NEXT: addi a1, a1, -1 |
| ; RV32I-NEXT: and a1, s2, a1 |
| ; RV32I-NEXT: or a0, a1, a0 |
| ; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 32 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: fsgnjn_s: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -48 |
| ; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: mv s3, a1 |
| ; RV64I-NEXT: mv s2, a0 |
| ; RV64I-NEXT: lui a0, 16 |
| ; RV64I-NEXT: addiw s0, a0, -1 |
| ; RV64I-NEXT: and a0, s2, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s1, a0 |
| ; RV64I-NEXT: and a0, s3, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, a0 |
| ; RV64I-NEXT: mv a0, s1 |
| ; RV64I-NEXT: call __addsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: and a0, a0, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: lui a1, 524288 |
| ; RV64I-NEXT: xor a0, a0, a1 |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: lui a1, 1048568 |
| ; RV64I-NEXT: and a0, a0, a1 |
| ; RV64I-NEXT: lui a1, 8 |
| ; RV64I-NEXT: addiw a1, a1, -1 |
| ; RV64I-NEXT: and a1, s2, a1 |
| ; RV64I-NEXT: or a0, a1, a0 |
| ; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 48 |
| ; RV64I-NEXT: ret |
| %1 = fadd half %a, %b |
| %2 = fneg half %1 |
| %3 = call half @llvm.copysign.f16(half %a, half %2) |
| ret half %3 |
| } |
| |
| declare half @llvm.fabs.f16(half) |
| |
| ; This function performs extra work to ensure that |
| ; DAGCombiner::visitBITCAST doesn't replace the fabs with an and. |
| define half @fabs_s(half %a, half %b) nounwind { |
| ; RV32IZFH-LABEL: fabs_s: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: fadd.h ft0, fa0, fa1 |
| ; RV32IZFH-NEXT: fabs.h ft1, ft0 |
| ; RV32IZFH-NEXT: fadd.h fa0, ft1, ft0 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: fabs_s: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: fadd.h ft0, fa0, fa1 |
| ; RV64IZFH-NEXT: fabs.h ft1, ft0 |
| ; RV64IZFH-NEXT: fadd.h fa0, ft1, ft0 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: fabs_s: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 8(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s1, 4(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s2, 0(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s2, a1 |
| ; RV32I-NEXT: lui a1, 16 |
| ; RV32I-NEXT: addi s1, a1, -1 |
| ; RV32I-NEXT: and a0, a0, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s0, a0 |
| ; RV32I-NEXT: and a0, s2, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, a0 |
| ; RV32I-NEXT: mv a0, s0 |
| ; RV32I-NEXT: call __addsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: and a0, a0, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s0, a0 |
| ; RV32I-NEXT: lui a0, 524288 |
| ; RV32I-NEXT: addi a0, a0, -1 |
| ; RV32I-NEXT: and a0, s0, a0 |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: and a0, a0, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, s0 |
| ; RV32I-NEXT: call __addsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 4(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 0(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: fabs_s: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -32 |
| ; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s2, 0(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: mv s2, a1 |
| ; RV64I-NEXT: lui a1, 16 |
| ; RV64I-NEXT: addiw s1, a1, -1 |
| ; RV64I-NEXT: and a0, a0, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s0, a0 |
| ; RV64I-NEXT: and a0, s2, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, a0 |
| ; RV64I-NEXT: mv a0, s0 |
| ; RV64I-NEXT: call __addsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: and a0, a0, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s0, a0 |
| ; RV64I-NEXT: lui a0, 524288 |
| ; RV64I-NEXT: addiw a0, a0, -1 |
| ; RV64I-NEXT: and a0, s0, a0 |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: and a0, a0, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, s0 |
| ; RV64I-NEXT: call __addsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s2, 0(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 32 |
| ; RV64I-NEXT: ret |
| %1 = fadd half %a, %b |
| %2 = call half @llvm.fabs.f16(half %1) |
| %3 = fadd half %2, %1 |
| ret half %3 |
| } |
| |
| declare half @llvm.minnum.f16(half, half) |
| |
| define half @fmin_s(half %a, half %b) nounwind { |
| ; RV32IZFH-LABEL: fmin_s: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: fmin.h fa0, fa0, fa1 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: fmin_s: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: fmin.h fa0, fa0, fa1 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: fmin_s: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 8(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s1, 4(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s2, 0(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s2, a1 |
| ; RV32I-NEXT: lui a1, 16 |
| ; RV32I-NEXT: addi s0, a1, -1 |
| ; RV32I-NEXT: and a0, a0, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s1, a0 |
| ; RV32I-NEXT: and a0, s2, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, a0 |
| ; RV32I-NEXT: mv a0, s1 |
| ; RV32I-NEXT: call fminf@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 4(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 0(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: fmin_s: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -32 |
| ; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s2, 0(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: mv s2, a1 |
| ; RV64I-NEXT: lui a1, 16 |
| ; RV64I-NEXT: addiw s0, a1, -1 |
| ; RV64I-NEXT: and a0, a0, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s1, a0 |
| ; RV64I-NEXT: and a0, s2, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, a0 |
| ; RV64I-NEXT: mv a0, s1 |
| ; RV64I-NEXT: call fminf@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s2, 0(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 32 |
| ; RV64I-NEXT: ret |
| %1 = call half @llvm.minnum.f16(half %a, half %b) |
| ret half %1 |
| } |
| |
| declare half @llvm.maxnum.f16(half, half) |
| |
| define half @fmax_s(half %a, half %b) nounwind { |
| ; RV32IZFH-LABEL: fmax_s: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: fmax.h fa0, fa0, fa1 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: fmax_s: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: fmax.h fa0, fa0, fa1 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: fmax_s: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 8(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s1, 4(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s2, 0(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s2, a1 |
| ; RV32I-NEXT: lui a1, 16 |
| ; RV32I-NEXT: addi s0, a1, -1 |
| ; RV32I-NEXT: and a0, a0, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s1, a0 |
| ; RV32I-NEXT: and a0, s2, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, a0 |
| ; RV32I-NEXT: mv a0, s1 |
| ; RV32I-NEXT: call fmaxf@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 4(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 0(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: fmax_s: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -32 |
| ; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s2, 0(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: mv s2, a1 |
| ; RV64I-NEXT: lui a1, 16 |
| ; RV64I-NEXT: addiw s0, a1, -1 |
| ; RV64I-NEXT: and a0, a0, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s1, a0 |
| ; RV64I-NEXT: and a0, s2, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, a0 |
| ; RV64I-NEXT: mv a0, s1 |
| ; RV64I-NEXT: call fmaxf@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s2, 0(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 32 |
| ; RV64I-NEXT: ret |
| %1 = call half @llvm.maxnum.f16(half %a, half %b) |
| ret half %1 |
| } |
| |
| define i32 @feq_s(half %a, half %b) nounwind { |
| ; RV32IZFH-LABEL: feq_s: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: feq.h a0, fa0, fa1 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: feq_s: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: feq.h a0, fa0, fa1 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: feq_s: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 8(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s1, 4(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s2, 0(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s2, a1 |
| ; RV32I-NEXT: lui a1, 16 |
| ; RV32I-NEXT: addi s0, a1, -1 |
| ; RV32I-NEXT: and a0, a0, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s1, a0 |
| ; RV32I-NEXT: and a0, s2, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, a0 |
| ; RV32I-NEXT: mv a0, s1 |
| ; RV32I-NEXT: call __eqsf2@plt |
| ; RV32I-NEXT: seqz a0, a0 |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 4(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 0(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: feq_s: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -32 |
| ; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s2, 0(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: mv s2, a1 |
| ; RV64I-NEXT: lui a1, 16 |
| ; RV64I-NEXT: addiw s0, a1, -1 |
| ; RV64I-NEXT: and a0, a0, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s1, a0 |
| ; RV64I-NEXT: and a0, s2, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, a0 |
| ; RV64I-NEXT: mv a0, s1 |
| ; RV64I-NEXT: call __eqsf2@plt |
| ; RV64I-NEXT: seqz a0, a0 |
| ; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s2, 0(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 32 |
| ; RV64I-NEXT: ret |
| %1 = fcmp oeq half %a, %b |
| %2 = zext i1 %1 to i32 |
| ret i32 %2 |
| } |
| |
| define i32 @flt_s(half %a, half %b) nounwind { |
| ; RV32IZFH-LABEL: flt_s: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: flt.h a0, fa0, fa1 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: flt_s: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: flt.h a0, fa0, fa1 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: flt_s: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 8(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s1, 4(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s2, 0(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s2, a1 |
| ; RV32I-NEXT: lui a1, 16 |
| ; RV32I-NEXT: addi s0, a1, -1 |
| ; RV32I-NEXT: and a0, a0, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s1, a0 |
| ; RV32I-NEXT: and a0, s2, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, a0 |
| ; RV32I-NEXT: mv a0, s1 |
| ; RV32I-NEXT: call __ltsf2@plt |
| ; RV32I-NEXT: slti a0, a0, 0 |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 4(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 0(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: flt_s: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -32 |
| ; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s2, 0(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: mv s2, a1 |
| ; RV64I-NEXT: lui a1, 16 |
| ; RV64I-NEXT: addiw s0, a1, -1 |
| ; RV64I-NEXT: and a0, a0, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s1, a0 |
| ; RV64I-NEXT: and a0, s2, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, a0 |
| ; RV64I-NEXT: mv a0, s1 |
| ; RV64I-NEXT: call __ltsf2@plt |
| ; RV64I-NEXT: slti a0, a0, 0 |
| ; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s2, 0(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 32 |
| ; RV64I-NEXT: ret |
| %1 = fcmp olt half %a, %b |
| %2 = zext i1 %1 to i32 |
| ret i32 %2 |
| } |
| |
| define i32 @fle_s(half %a, half %b) nounwind { |
| ; RV32IZFH-LABEL: fle_s: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: fle.h a0, fa0, fa1 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: fle_s: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: fle.h a0, fa0, fa1 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: fle_s: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 8(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s1, 4(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s2, 0(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s2, a1 |
| ; RV32I-NEXT: lui a1, 16 |
| ; RV32I-NEXT: addi s0, a1, -1 |
| ; RV32I-NEXT: and a0, a0, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s1, a0 |
| ; RV32I-NEXT: and a0, s2, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, a0 |
| ; RV32I-NEXT: mv a0, s1 |
| ; RV32I-NEXT: call __lesf2@plt |
| ; RV32I-NEXT: slti a0, a0, 1 |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 4(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 0(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: fle_s: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -32 |
| ; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s2, 0(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: mv s2, a1 |
| ; RV64I-NEXT: lui a1, 16 |
| ; RV64I-NEXT: addiw s0, a1, -1 |
| ; RV64I-NEXT: and a0, a0, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s1, a0 |
| ; RV64I-NEXT: and a0, s2, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, a0 |
| ; RV64I-NEXT: mv a0, s1 |
| ; RV64I-NEXT: call __lesf2@plt |
| ; RV64I-NEXT: slti a0, a0, 1 |
| ; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s2, 0(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 32 |
| ; RV64I-NEXT: ret |
| %1 = fcmp ole half %a, %b |
| %2 = zext i1 %1 to i32 |
| ret i32 %2 |
| } |
| |
| declare half @llvm.fma.f16(half, half, half) |
| |
| define half @fmadd_s(half %a, half %b, half %c) nounwind { |
| ; RV32IZFH-LABEL: fmadd_s: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: fmadd.h fa0, fa0, fa1, fa2 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: fmadd_s: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: fmadd.h fa0, fa0, fa1, fa2 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: fmadd_s: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -32 |
| ; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s2, a2 |
| ; RV32I-NEXT: mv s1, a1 |
| ; RV32I-NEXT: lui a1, 16 |
| ; RV32I-NEXT: addi s0, a1, -1 |
| ; RV32I-NEXT: and a0, a0, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s3, a0 |
| ; RV32I-NEXT: and a0, s1, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s1, a0 |
| ; RV32I-NEXT: and a0, s2, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a2, a0 |
| ; RV32I-NEXT: mv a0, s3 |
| ; RV32I-NEXT: mv a1, s1 |
| ; RV32I-NEXT: call fmaf@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 32 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: fmadd_s: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -48 |
| ; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: mv s2, a2 |
| ; RV64I-NEXT: mv s1, a1 |
| ; RV64I-NEXT: lui a1, 16 |
| ; RV64I-NEXT: addiw s0, a1, -1 |
| ; RV64I-NEXT: and a0, a0, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s3, a0 |
| ; RV64I-NEXT: and a0, s1, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s1, a0 |
| ; RV64I-NEXT: and a0, s2, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a2, a0 |
| ; RV64I-NEXT: mv a0, s3 |
| ; RV64I-NEXT: mv a1, s1 |
| ; RV64I-NEXT: call fmaf@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 48 |
| ; RV64I-NEXT: ret |
| %1 = call half @llvm.fma.f16(half %a, half %b, half %c) |
| ret half %1 |
| } |
| |
| define half @fmsub_s(half %a, half %b, half %c) nounwind { |
| ; RV32IZFH-LABEL: fmsub_s: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: fmv.h.x ft0, zero |
| ; RV32IZFH-NEXT: fadd.h ft0, fa2, ft0 |
| ; RV32IZFH-NEXT: fmsub.h fa0, fa0, fa1, ft0 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: fmsub_s: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: fmv.h.x ft0, zero |
| ; RV64IZFH-NEXT: fadd.h ft0, fa2, ft0 |
| ; RV64IZFH-NEXT: fmsub.h fa0, fa0, fa1, ft0 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: fmsub_s: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -32 |
| ; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s4, 8(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s2, a1 |
| ; RV32I-NEXT: mv s1, a0 |
| ; RV32I-NEXT: lui a0, 16 |
| ; RV32I-NEXT: addi s0, a0, -1 |
| ; RV32I-NEXT: and a0, a2, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: li a1, 0 |
| ; RV32I-NEXT: call __addsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: and a0, a0, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: lui a1, 524288 |
| ; RV32I-NEXT: xor a0, a0, a1 |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: mv s4, a0 |
| ; RV32I-NEXT: and a0, s1, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s3, a0 |
| ; RV32I-NEXT: and a0, s2, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s1, a0 |
| ; RV32I-NEXT: and a0, s4, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a2, a0 |
| ; RV32I-NEXT: mv a0, s3 |
| ; RV32I-NEXT: mv a1, s1 |
| ; RV32I-NEXT: call fmaf@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s4, 8(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 32 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: fmsub_s: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -48 |
| ; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s4, 0(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: mv s2, a1 |
| ; RV64I-NEXT: mv s1, a0 |
| ; RV64I-NEXT: lui a0, 16 |
| ; RV64I-NEXT: addiw s0, a0, -1 |
| ; RV64I-NEXT: and a0, a2, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: li a1, 0 |
| ; RV64I-NEXT: call __addsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: and a0, a0, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: lui a1, 524288 |
| ; RV64I-NEXT: xor a0, a0, a1 |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: mv s4, a0 |
| ; RV64I-NEXT: and a0, s1, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s3, a0 |
| ; RV64I-NEXT: and a0, s2, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s1, a0 |
| ; RV64I-NEXT: and a0, s4, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a2, a0 |
| ; RV64I-NEXT: mv a0, s3 |
| ; RV64I-NEXT: mv a1, s1 |
| ; RV64I-NEXT: call fmaf@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s4, 0(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 48 |
| ; RV64I-NEXT: ret |
| %c_ = fadd half 0.0, %c ; avoid negation using xor |
| %negc = fsub half -0.0, %c_ |
| %1 = call half @llvm.fma.f16(half %a, half %b, half %negc) |
| ret half %1 |
| } |
| |
| define half @fnmadd_s(half %a, half %b, half %c) nounwind { |
| ; RV32IZFH-LABEL: fnmadd_s: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: fmv.h.x ft0, zero |
| ; RV32IZFH-NEXT: fadd.h ft1, fa0, ft0 |
| ; RV32IZFH-NEXT: fadd.h ft0, fa2, ft0 |
| ; RV32IZFH-NEXT: fnmadd.h fa0, ft1, fa1, ft0 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: fnmadd_s: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: fmv.h.x ft0, zero |
| ; RV64IZFH-NEXT: fadd.h ft1, fa0, ft0 |
| ; RV64IZFH-NEXT: fadd.h ft0, fa2, ft0 |
| ; RV64IZFH-NEXT: fnmadd.h fa0, ft1, fa1, ft0 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: fnmadd_s: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -32 |
| ; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s4, 8(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s3, a2 |
| ; RV32I-NEXT: mv s2, a1 |
| ; RV32I-NEXT: lui a1, 16 |
| ; RV32I-NEXT: addi s1, a1, -1 |
| ; RV32I-NEXT: and a0, a0, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: li a1, 0 |
| ; RV32I-NEXT: call __addsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: mv s4, a0 |
| ; RV32I-NEXT: and a0, s3, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: li a1, 0 |
| ; RV32I-NEXT: call __addsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: mv s0, a0 |
| ; RV32I-NEXT: and a0, s4, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: lui s4, 524288 |
| ; RV32I-NEXT: xor a0, a0, s4 |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: mv s3, a0 |
| ; RV32I-NEXT: and a0, s0, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: xor a0, a0, s4 |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: mv s4, a0 |
| ; RV32I-NEXT: and a0, s2, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s2, a0 |
| ; RV32I-NEXT: and a0, s3, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s0, a0 |
| ; RV32I-NEXT: and a0, s4, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a2, a0 |
| ; RV32I-NEXT: mv a0, s0 |
| ; RV32I-NEXT: mv a1, s2 |
| ; RV32I-NEXT: call fmaf@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s4, 8(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 32 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: fnmadd_s: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -48 |
| ; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s4, 0(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: mv s3, a2 |
| ; RV64I-NEXT: mv s2, a1 |
| ; RV64I-NEXT: lui a1, 16 |
| ; RV64I-NEXT: addiw s1, a1, -1 |
| ; RV64I-NEXT: and a0, a0, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: li a1, 0 |
| ; RV64I-NEXT: call __addsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: mv s4, a0 |
| ; RV64I-NEXT: and a0, s3, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: li a1, 0 |
| ; RV64I-NEXT: call __addsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: mv s0, a0 |
| ; RV64I-NEXT: and a0, s4, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: lui s4, 524288 |
| ; RV64I-NEXT: xor a0, a0, s4 |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: mv s3, a0 |
| ; RV64I-NEXT: and a0, s0, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: xor a0, a0, s4 |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: mv s4, a0 |
| ; RV64I-NEXT: and a0, s2, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s2, a0 |
| ; RV64I-NEXT: and a0, s3, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s0, a0 |
| ; RV64I-NEXT: and a0, s4, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a2, a0 |
| ; RV64I-NEXT: mv a0, s0 |
| ; RV64I-NEXT: mv a1, s2 |
| ; RV64I-NEXT: call fmaf@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s4, 0(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 48 |
| ; RV64I-NEXT: ret |
| %a_ = fadd half 0.0, %a |
| %c_ = fadd half 0.0, %c |
| %nega = fsub half -0.0, %a_ |
| %negc = fsub half -0.0, %c_ |
| %1 = call half @llvm.fma.f16(half %nega, half %b, half %negc) |
| ret half %1 |
| } |
| |
| define half @fnmadd_s_2(half %a, half %b, half %c) nounwind { |
| ; RV32IZFH-LABEL: fnmadd_s_2: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: fmv.h.x ft0, zero |
| ; RV32IZFH-NEXT: fadd.h ft1, fa1, ft0 |
| ; RV32IZFH-NEXT: fadd.h ft0, fa2, ft0 |
| ; RV32IZFH-NEXT: fnmadd.h fa0, ft1, fa0, ft0 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: fnmadd_s_2: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: fmv.h.x ft0, zero |
| ; RV64IZFH-NEXT: fadd.h ft1, fa1, ft0 |
| ; RV64IZFH-NEXT: fadd.h ft0, fa2, ft0 |
| ; RV64IZFH-NEXT: fnmadd.h fa0, ft1, fa0, ft0 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: fnmadd_s_2: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -32 |
| ; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s4, 8(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s3, a2 |
| ; RV32I-NEXT: mv s2, a0 |
| ; RV32I-NEXT: lui a0, 16 |
| ; RV32I-NEXT: addi s1, a0, -1 |
| ; RV32I-NEXT: and a0, a1, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: li a1, 0 |
| ; RV32I-NEXT: call __addsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: mv s4, a0 |
| ; RV32I-NEXT: and a0, s3, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: li a1, 0 |
| ; RV32I-NEXT: call __addsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: mv s0, a0 |
| ; RV32I-NEXT: and a0, s4, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: lui s4, 524288 |
| ; RV32I-NEXT: xor a0, a0, s4 |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: mv s3, a0 |
| ; RV32I-NEXT: and a0, s0, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: xor a0, a0, s4 |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: mv s4, a0 |
| ; RV32I-NEXT: and a0, s2, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s2, a0 |
| ; RV32I-NEXT: and a0, s3, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s0, a0 |
| ; RV32I-NEXT: and a0, s4, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a2, a0 |
| ; RV32I-NEXT: mv a0, s2 |
| ; RV32I-NEXT: mv a1, s0 |
| ; RV32I-NEXT: call fmaf@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s4, 8(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 32 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: fnmadd_s_2: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -48 |
| ; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s4, 0(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: mv s3, a2 |
| ; RV64I-NEXT: mv s2, a0 |
| ; RV64I-NEXT: lui a0, 16 |
| ; RV64I-NEXT: addiw s1, a0, -1 |
| ; RV64I-NEXT: and a0, a1, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: li a1, 0 |
| ; RV64I-NEXT: call __addsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: mv s4, a0 |
| ; RV64I-NEXT: and a0, s3, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: li a1, 0 |
| ; RV64I-NEXT: call __addsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: mv s0, a0 |
| ; RV64I-NEXT: and a0, s4, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: lui s4, 524288 |
| ; RV64I-NEXT: xor a0, a0, s4 |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: mv s3, a0 |
| ; RV64I-NEXT: and a0, s0, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: xor a0, a0, s4 |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: mv s4, a0 |
| ; RV64I-NEXT: and a0, s2, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s2, a0 |
| ; RV64I-NEXT: and a0, s3, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s0, a0 |
| ; RV64I-NEXT: and a0, s4, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a2, a0 |
| ; RV64I-NEXT: mv a0, s2 |
| ; RV64I-NEXT: mv a1, s0 |
| ; RV64I-NEXT: call fmaf@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s4, 0(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 48 |
| ; RV64I-NEXT: ret |
| %b_ = fadd half 0.0, %b |
| %c_ = fadd half 0.0, %c |
| %negb = fsub half -0.0, %b_ |
| %negc = fsub half -0.0, %c_ |
| %1 = call half @llvm.fma.f16(half %a, half %negb, half %negc) |
| ret half %1 |
| } |
| |
| define half @fnmsub_s(half %a, half %b, half %c) nounwind { |
| ; RV32IZFH-LABEL: fnmsub_s: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: fmv.h.x ft0, zero |
| ; RV32IZFH-NEXT: fadd.h ft0, fa0, ft0 |
| ; RV32IZFH-NEXT: fnmsub.h fa0, ft0, fa1, fa2 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: fnmsub_s: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: fmv.h.x ft0, zero |
| ; RV64IZFH-NEXT: fadd.h ft0, fa0, ft0 |
| ; RV64IZFH-NEXT: fnmsub.h fa0, ft0, fa1, fa2 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: fnmsub_s: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -32 |
| ; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s4, 8(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s2, a2 |
| ; RV32I-NEXT: mv s1, a1 |
| ; RV32I-NEXT: lui a1, 16 |
| ; RV32I-NEXT: addi s0, a1, -1 |
| ; RV32I-NEXT: and a0, a0, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: li a1, 0 |
| ; RV32I-NEXT: call __addsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: and a0, a0, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: lui a1, 524288 |
| ; RV32I-NEXT: xor a0, a0, a1 |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: mv s4, a0 |
| ; RV32I-NEXT: and a0, s1, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s3, a0 |
| ; RV32I-NEXT: and a0, s2, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s1, a0 |
| ; RV32I-NEXT: and a0, s4, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, s3 |
| ; RV32I-NEXT: mv a2, s1 |
| ; RV32I-NEXT: call fmaf@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s4, 8(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 32 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: fnmsub_s: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -48 |
| ; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s4, 0(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: mv s2, a2 |
| ; RV64I-NEXT: mv s1, a1 |
| ; RV64I-NEXT: lui a1, 16 |
| ; RV64I-NEXT: addiw s0, a1, -1 |
| ; RV64I-NEXT: and a0, a0, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: li a1, 0 |
| ; RV64I-NEXT: call __addsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: and a0, a0, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: lui a1, 524288 |
| ; RV64I-NEXT: xor a0, a0, a1 |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: mv s4, a0 |
| ; RV64I-NEXT: and a0, s1, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s3, a0 |
| ; RV64I-NEXT: and a0, s2, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s1, a0 |
| ; RV64I-NEXT: and a0, s4, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, s3 |
| ; RV64I-NEXT: mv a2, s1 |
| ; RV64I-NEXT: call fmaf@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s4, 0(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 48 |
| ; RV64I-NEXT: ret |
| %a_ = fadd half 0.0, %a |
| %nega = fsub half -0.0, %a_ |
| %1 = call half @llvm.fma.f16(half %nega, half %b, half %c) |
| ret half %1 |
| } |
| |
| define half @fnmsub_s_2(half %a, half %b, half %c) nounwind { |
| ; RV32IZFH-LABEL: fnmsub_s_2: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: fmv.h.x ft0, zero |
| ; RV32IZFH-NEXT: fadd.h ft0, fa1, ft0 |
| ; RV32IZFH-NEXT: fnmsub.h fa0, ft0, fa0, fa2 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: fnmsub_s_2: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: fmv.h.x ft0, zero |
| ; RV64IZFH-NEXT: fadd.h ft0, fa1, ft0 |
| ; RV64IZFH-NEXT: fnmsub.h fa0, ft0, fa0, fa2 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: fnmsub_s_2: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -32 |
| ; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s4, 8(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s2, a2 |
| ; RV32I-NEXT: mv s1, a0 |
| ; RV32I-NEXT: lui a0, 16 |
| ; RV32I-NEXT: addi s0, a0, -1 |
| ; RV32I-NEXT: and a0, a1, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: li a1, 0 |
| ; RV32I-NEXT: call __addsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: and a0, a0, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: lui a1, 524288 |
| ; RV32I-NEXT: xor a0, a0, a1 |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: mv s4, a0 |
| ; RV32I-NEXT: and a0, s1, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s3, a0 |
| ; RV32I-NEXT: and a0, s2, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s1, a0 |
| ; RV32I-NEXT: and a0, s4, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, a0 |
| ; RV32I-NEXT: mv a0, s3 |
| ; RV32I-NEXT: mv a2, s1 |
| ; RV32I-NEXT: call fmaf@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s4, 8(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 32 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: fnmsub_s_2: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -48 |
| ; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s4, 0(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: mv s2, a2 |
| ; RV64I-NEXT: mv s1, a0 |
| ; RV64I-NEXT: lui a0, 16 |
| ; RV64I-NEXT: addiw s0, a0, -1 |
| ; RV64I-NEXT: and a0, a1, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: li a1, 0 |
| ; RV64I-NEXT: call __addsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: and a0, a0, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: lui a1, 524288 |
| ; RV64I-NEXT: xor a0, a0, a1 |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: mv s4, a0 |
| ; RV64I-NEXT: and a0, s1, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s3, a0 |
| ; RV64I-NEXT: and a0, s2, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s1, a0 |
| ; RV64I-NEXT: and a0, s4, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, a0 |
| ; RV64I-NEXT: mv a0, s3 |
| ; RV64I-NEXT: mv a2, s1 |
| ; RV64I-NEXT: call fmaf@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s4, 0(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 48 |
| ; RV64I-NEXT: ret |
| %b_ = fadd half 0.0, %b |
| %negb = fsub half -0.0, %b_ |
| %1 = call half @llvm.fma.f16(half %a, half %negb, half %c) |
| ret half %1 |
| } |
| |
| define half @fmadd_s_contract(half %a, half %b, half %c) nounwind { |
| ; RV32IZFH-LABEL: fmadd_s_contract: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: fmadd.h fa0, fa0, fa1, fa2 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: fmadd_s_contract: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: fmadd.h fa0, fa0, fa1, fa2 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: fmadd_s_contract: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -32 |
| ; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s2, a2 |
| ; RV32I-NEXT: mv s3, a1 |
| ; RV32I-NEXT: lui a1, 16 |
| ; RV32I-NEXT: addi s1, a1, -1 |
| ; RV32I-NEXT: and a0, a0, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s0, a0 |
| ; RV32I-NEXT: and a0, s3, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, a0 |
| ; RV32I-NEXT: mv a0, s0 |
| ; RV32I-NEXT: call __mulsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: mv s0, a0 |
| ; RV32I-NEXT: and a0, s2, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s2, a0 |
| ; RV32I-NEXT: and a0, s0, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, s2 |
| ; RV32I-NEXT: call __addsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 32 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: fmadd_s_contract: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -48 |
| ; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: mv s2, a2 |
| ; RV64I-NEXT: mv s3, a1 |
| ; RV64I-NEXT: lui a1, 16 |
| ; RV64I-NEXT: addiw s1, a1, -1 |
| ; RV64I-NEXT: and a0, a0, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s0, a0 |
| ; RV64I-NEXT: and a0, s3, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, a0 |
| ; RV64I-NEXT: mv a0, s0 |
| ; RV64I-NEXT: call __mulsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: mv s0, a0 |
| ; RV64I-NEXT: and a0, s2, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s2, a0 |
| ; RV64I-NEXT: and a0, s0, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, s2 |
| ; RV64I-NEXT: call __addsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 48 |
| ; RV64I-NEXT: ret |
| %1 = fmul contract half %a, %b |
| %2 = fadd contract half %1, %c |
| ret half %2 |
| } |
| |
| define half @fmsub_s_contract(half %a, half %b, half %c) nounwind { |
| ; RV32IZFH-LABEL: fmsub_s_contract: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: fmv.h.x ft0, zero |
| ; RV32IZFH-NEXT: fadd.h ft0, fa2, ft0 |
| ; RV32IZFH-NEXT: fmsub.h fa0, fa0, fa1, ft0 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: fmsub_s_contract: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: fmv.h.x ft0, zero |
| ; RV64IZFH-NEXT: fadd.h ft0, fa2, ft0 |
| ; RV64IZFH-NEXT: fmsub.h fa0, fa0, fa1, ft0 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: fmsub_s_contract: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -32 |
| ; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s3, a1 |
| ; RV32I-NEXT: mv s1, a0 |
| ; RV32I-NEXT: lui a0, 16 |
| ; RV32I-NEXT: addi s0, a0, -1 |
| ; RV32I-NEXT: and a0, a2, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: li a1, 0 |
| ; RV32I-NEXT: call __addsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: mv s2, a0 |
| ; RV32I-NEXT: and a0, s1, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s1, a0 |
| ; RV32I-NEXT: and a0, s3, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, a0 |
| ; RV32I-NEXT: mv a0, s1 |
| ; RV32I-NEXT: call __mulsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: and a0, a0, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s1, a0 |
| ; RV32I-NEXT: and a0, s2, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, a0 |
| ; RV32I-NEXT: mv a0, s1 |
| ; RV32I-NEXT: call __subsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 32 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: fmsub_s_contract: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -48 |
| ; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: mv s3, a1 |
| ; RV64I-NEXT: mv s1, a0 |
| ; RV64I-NEXT: lui a0, 16 |
| ; RV64I-NEXT: addiw s0, a0, -1 |
| ; RV64I-NEXT: and a0, a2, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: li a1, 0 |
| ; RV64I-NEXT: call __addsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: mv s2, a0 |
| ; RV64I-NEXT: and a0, s1, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s1, a0 |
| ; RV64I-NEXT: and a0, s3, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, a0 |
| ; RV64I-NEXT: mv a0, s1 |
| ; RV64I-NEXT: call __mulsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: and a0, a0, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s1, a0 |
| ; RV64I-NEXT: and a0, s2, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, a0 |
| ; RV64I-NEXT: mv a0, s1 |
| ; RV64I-NEXT: call __subsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 48 |
| ; RV64I-NEXT: ret |
| %c_ = fadd half 0.0, %c ; avoid negation using xor |
| %1 = fmul contract half %a, %b |
| %2 = fsub contract half %1, %c_ |
| ret half %2 |
| } |
| |
| define half @fnmadd_s_contract(half %a, half %b, half %c) nounwind { |
| ; RV32IZFH-LABEL: fnmadd_s_contract: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: fmv.h.x ft0, zero |
| ; RV32IZFH-NEXT: fadd.h ft1, fa0, ft0 |
| ; RV32IZFH-NEXT: fadd.h ft2, fa1, ft0 |
| ; RV32IZFH-NEXT: fadd.h ft0, fa2, ft0 |
| ; RV32IZFH-NEXT: fnmadd.h fa0, ft1, ft2, ft0 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: fnmadd_s_contract: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: fmv.h.x ft0, zero |
| ; RV64IZFH-NEXT: fadd.h ft1, fa0, ft0 |
| ; RV64IZFH-NEXT: fadd.h ft2, fa1, ft0 |
| ; RV64IZFH-NEXT: fadd.h ft0, fa2, ft0 |
| ; RV64IZFH-NEXT: fnmadd.h fa0, ft1, ft2, ft0 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: fnmadd_s_contract: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -32 |
| ; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s4, 8(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s2, a2 |
| ; RV32I-NEXT: mv s0, a1 |
| ; RV32I-NEXT: lui a1, 16 |
| ; RV32I-NEXT: addi s1, a1, -1 |
| ; RV32I-NEXT: and a0, a0, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: li a1, 0 |
| ; RV32I-NEXT: call __addsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: mv s3, a0 |
| ; RV32I-NEXT: and a0, s0, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: li a1, 0 |
| ; RV32I-NEXT: call __addsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: mv s4, a0 |
| ; RV32I-NEXT: and a0, s2, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: li a1, 0 |
| ; RV32I-NEXT: call __addsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: mv s2, a0 |
| ; RV32I-NEXT: and a0, s3, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s0, a0 |
| ; RV32I-NEXT: and a0, s4, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, a0 |
| ; RV32I-NEXT: mv a0, s0 |
| ; RV32I-NEXT: call __mulsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: and a0, a0, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: lui a1, 524288 |
| ; RV32I-NEXT: xor a0, a0, a1 |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: mv s0, a0 |
| ; RV32I-NEXT: and a0, s2, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s2, a0 |
| ; RV32I-NEXT: and a0, s0, s1 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, s2 |
| ; RV32I-NEXT: call __subsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s4, 8(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 32 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: fnmadd_s_contract: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -48 |
| ; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s4, 0(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: mv s2, a2 |
| ; RV64I-NEXT: mv s0, a1 |
| ; RV64I-NEXT: lui a1, 16 |
| ; RV64I-NEXT: addiw s1, a1, -1 |
| ; RV64I-NEXT: and a0, a0, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: li a1, 0 |
| ; RV64I-NEXT: call __addsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: mv s3, a0 |
| ; RV64I-NEXT: and a0, s0, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: li a1, 0 |
| ; RV64I-NEXT: call __addsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: mv s4, a0 |
| ; RV64I-NEXT: and a0, s2, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: li a1, 0 |
| ; RV64I-NEXT: call __addsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: mv s2, a0 |
| ; RV64I-NEXT: and a0, s3, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s0, a0 |
| ; RV64I-NEXT: and a0, s4, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, a0 |
| ; RV64I-NEXT: mv a0, s0 |
| ; RV64I-NEXT: call __mulsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: and a0, a0, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: lui a1, 524288 |
| ; RV64I-NEXT: xor a0, a0, a1 |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: mv s0, a0 |
| ; RV64I-NEXT: and a0, s2, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s2, a0 |
| ; RV64I-NEXT: and a0, s0, s1 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, s2 |
| ; RV64I-NEXT: call __subsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s4, 0(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 48 |
| ; RV64I-NEXT: ret |
| %a_ = fadd half 0.0, %a ; avoid negation using xor |
| %b_ = fadd half 0.0, %b ; avoid negation using xor |
| %c_ = fadd half 0.0, %c ; avoid negation using xor |
| %1 = fmul contract half %a_, %b_ |
| %2 = fneg half %1 |
| %3 = fsub contract half %2, %c_ |
| ret half %3 |
| } |
| |
| define half @fnmsub_s_contract(half %a, half %b, half %c) nounwind { |
| ; RV32IZFH-LABEL: fnmsub_s_contract: |
| ; RV32IZFH: # %bb.0: |
| ; RV32IZFH-NEXT: fmv.h.x ft0, zero |
| ; RV32IZFH-NEXT: fadd.h ft1, fa0, ft0 |
| ; RV32IZFH-NEXT: fadd.h ft0, fa1, ft0 |
| ; RV32IZFH-NEXT: fnmsub.h fa0, ft1, ft0, fa2 |
| ; RV32IZFH-NEXT: ret |
| ; |
| ; RV64IZFH-LABEL: fnmsub_s_contract: |
| ; RV64IZFH: # %bb.0: |
| ; RV64IZFH-NEXT: fmv.h.x ft0, zero |
| ; RV64IZFH-NEXT: fadd.h ft1, fa0, ft0 |
| ; RV64IZFH-NEXT: fadd.h ft0, fa1, ft0 |
| ; RV64IZFH-NEXT: fnmsub.h fa0, ft1, ft0, fa2 |
| ; RV64IZFH-NEXT: ret |
| ; |
| ; RV32I-LABEL: fnmsub_s_contract: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -32 |
| ; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s2, a2 |
| ; RV32I-NEXT: mv s1, a1 |
| ; RV32I-NEXT: lui a1, 16 |
| ; RV32I-NEXT: addi s0, a1, -1 |
| ; RV32I-NEXT: and a0, a0, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: li a1, 0 |
| ; RV32I-NEXT: call __addsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: mv s3, a0 |
| ; RV32I-NEXT: and a0, s1, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: li a1, 0 |
| ; RV32I-NEXT: call __addsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: mv s1, a0 |
| ; RV32I-NEXT: and a0, s3, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s3, a0 |
| ; RV32I-NEXT: and a0, s1, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, a0 |
| ; RV32I-NEXT: mv a0, s3 |
| ; RV32I-NEXT: call __mulsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: mv s1, a0 |
| ; RV32I-NEXT: and a0, s2, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv s2, a0 |
| ; RV32I-NEXT: and a0, s1, s0 |
| ; RV32I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV32I-NEXT: mv a1, a0 |
| ; RV32I-NEXT: mv a0, s2 |
| ; RV32I-NEXT: call __subsf3@plt |
| ; RV32I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 32 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: fnmsub_s_contract: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -48 |
| ; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: mv s2, a2 |
| ; RV64I-NEXT: mv s1, a1 |
| ; RV64I-NEXT: lui a1, 16 |
| ; RV64I-NEXT: addiw s0, a1, -1 |
| ; RV64I-NEXT: and a0, a0, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: li a1, 0 |
| ; RV64I-NEXT: call __addsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: mv s3, a0 |
| ; RV64I-NEXT: and a0, s1, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: li a1, 0 |
| ; RV64I-NEXT: call __addsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: mv s1, a0 |
| ; RV64I-NEXT: and a0, s3, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s3, a0 |
| ; RV64I-NEXT: and a0, s1, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, a0 |
| ; RV64I-NEXT: mv a0, s3 |
| ; RV64I-NEXT: call __mulsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: mv s1, a0 |
| ; RV64I-NEXT: and a0, s2, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv s2, a0 |
| ; RV64I-NEXT: and a0, s1, s0 |
| ; RV64I-NEXT: call __gnu_h2f_ieee@plt |
| ; RV64I-NEXT: mv a1, a0 |
| ; RV64I-NEXT: mv a0, s2 |
| ; RV64I-NEXT: call __subsf3@plt |
| ; RV64I-NEXT: call __gnu_f2h_ieee@plt |
| ; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 48 |
| ; RV64I-NEXT: ret |
| %a_ = fadd half 0.0, %a ; avoid negation using xor |
| %b_ = fadd half 0.0, %b ; avoid negation using xor |
| %1 = fmul contract half %a_, %b_ |
| %2 = fsub contract half %c, %1 |
| ret half %2 |
| } |
