| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s | FileCheck %s -check-prefix=RV32I |
| ; RUN: llc -mtriple=riscv64 -verify-machineinstrs < %s | FileCheck %s -check-prefix=RV64I |
| ; RUN: llc -mtriple=riscv32 -mattr=+f -verify-machineinstrs < %s | FileCheck %s -check-prefix=RV32IF |
| ; RUN: llc -mtriple=riscv64 -mattr=+f -verify-machineinstrs < %s | FileCheck %s -check-prefix=RV64IF |
| ; RUN: llc -mtriple=riscv32 -mattr=+f -target-abi=ilp32f -verify-machineinstrs < %s | FileCheck %s -check-prefix=RV32-ILP32F |
| ; RUN: llc -mtriple=riscv64 -mattr=+f -target-abi=lp64f -verify-machineinstrs < %s | FileCheck %s -check-prefix=RV64-LP64F |
| ; RUN: llc -mtriple=riscv32 -mattr=+f,+zfhmin -target-abi=ilp32f -verify-machineinstrs < %s | FileCheck %s -check-prefix=RV32-ILP32ZFHMIN |
| ; RUN: llc -mtriple=riscv64 -mattr=+f,+zfhmin -target-abi=lp64f -verify-machineinstrs < %s | FileCheck %s -check-prefix=RV64-LP64ZFHMIN |
| |
| ; Tests passing half arguments and returns without Zfh. |
| ; Covers with and without F extension and ilp32f/ilp64f |
| ; calling conventions. |
| |
| define i32 @callee_half_in_regs(i32 %a, half %b) nounwind { |
| ; RV32I-LABEL: callee_half_in_regs: |
| ; 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: mv s0, a0 |
| ; RV32I-NEXT: slli a0, a1, 16 |
| ; RV32I-NEXT: srli a0, a0, 16 |
| ; RV32I-NEXT: call __extendhfsf2@plt |
| ; RV32I-NEXT: call __fixsfsi@plt |
| ; RV32I-NEXT: add a0, s0, a0 |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: callee_half_in_regs: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -16 |
| ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 0(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: mv s0, a0 |
| ; RV64I-NEXT: slli a0, a1, 48 |
| ; RV64I-NEXT: srli a0, a0, 48 |
| ; RV64I-NEXT: call __extendhfsf2@plt |
| ; RV64I-NEXT: call __fixsfdi@plt |
| ; RV64I-NEXT: addw a0, s0, a0 |
| ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 0(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 16 |
| ; RV64I-NEXT: ret |
| ; |
| ; RV32IF-LABEL: callee_half_in_regs: |
| ; RV32IF: # %bb.0: |
| ; RV32IF-NEXT: addi sp, sp, -16 |
| ; RV32IF-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32IF-NEXT: sw s0, 8(sp) # 4-byte Folded Spill |
| ; RV32IF-NEXT: mv s0, a0 |
| ; RV32IF-NEXT: mv a0, a1 |
| ; RV32IF-NEXT: call __extendhfsf2@plt |
| ; RV32IF-NEXT: fmv.w.x fa5, a0 |
| ; RV32IF-NEXT: fcvt.w.s a0, fa5, rtz |
| ; RV32IF-NEXT: add a0, s0, a0 |
| ; RV32IF-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32IF-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32IF-NEXT: addi sp, sp, 16 |
| ; RV32IF-NEXT: ret |
| ; |
| ; RV64IF-LABEL: callee_half_in_regs: |
| ; RV64IF: # %bb.0: |
| ; RV64IF-NEXT: addi sp, sp, -16 |
| ; RV64IF-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64IF-NEXT: sd s0, 0(sp) # 8-byte Folded Spill |
| ; RV64IF-NEXT: mv s0, a0 |
| ; RV64IF-NEXT: mv a0, a1 |
| ; RV64IF-NEXT: call __extendhfsf2@plt |
| ; RV64IF-NEXT: fmv.w.x fa5, a0 |
| ; RV64IF-NEXT: fcvt.l.s a0, fa5, rtz |
| ; RV64IF-NEXT: addw a0, s0, a0 |
| ; RV64IF-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64IF-NEXT: ld s0, 0(sp) # 8-byte Folded Reload |
| ; RV64IF-NEXT: addi sp, sp, 16 |
| ; RV64IF-NEXT: ret |
| ; |
| ; RV32-ILP32F-LABEL: callee_half_in_regs: |
| ; RV32-ILP32F: # %bb.0: |
| ; RV32-ILP32F-NEXT: addi sp, sp, -16 |
| ; RV32-ILP32F-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-ILP32F-NEXT: sw s0, 8(sp) # 4-byte Folded Spill |
| ; RV32-ILP32F-NEXT: mv s0, a0 |
| ; RV32-ILP32F-NEXT: call __extendhfsf2@plt |
| ; RV32-ILP32F-NEXT: fcvt.w.s a0, fa0, rtz |
| ; RV32-ILP32F-NEXT: add a0, s0, a0 |
| ; RV32-ILP32F-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-ILP32F-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32-ILP32F-NEXT: addi sp, sp, 16 |
| ; RV32-ILP32F-NEXT: ret |
| ; |
| ; RV64-LP64F-LABEL: callee_half_in_regs: |
| ; RV64-LP64F: # %bb.0: |
| ; RV64-LP64F-NEXT: addi sp, sp, -16 |
| ; RV64-LP64F-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-LP64F-NEXT: sd s0, 0(sp) # 8-byte Folded Spill |
| ; RV64-LP64F-NEXT: mv s0, a0 |
| ; RV64-LP64F-NEXT: call __extendhfsf2@plt |
| ; RV64-LP64F-NEXT: fcvt.l.s a0, fa0, rtz |
| ; RV64-LP64F-NEXT: addw a0, s0, a0 |
| ; RV64-LP64F-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-LP64F-NEXT: ld s0, 0(sp) # 8-byte Folded Reload |
| ; RV64-LP64F-NEXT: addi sp, sp, 16 |
| ; RV64-LP64F-NEXT: ret |
| ; |
| ; RV32-ILP32ZFHMIN-LABEL: callee_half_in_regs: |
| ; RV32-ILP32ZFHMIN: # %bb.0: |
| ; RV32-ILP32ZFHMIN-NEXT: fcvt.s.h fa5, fa0 |
| ; RV32-ILP32ZFHMIN-NEXT: fcvt.w.s a1, fa5, rtz |
| ; RV32-ILP32ZFHMIN-NEXT: add a0, a0, a1 |
| ; RV32-ILP32ZFHMIN-NEXT: ret |
| ; |
| ; RV64-LP64ZFHMIN-LABEL: callee_half_in_regs: |
| ; RV64-LP64ZFHMIN: # %bb.0: |
| ; RV64-LP64ZFHMIN-NEXT: fcvt.s.h fa5, fa0 |
| ; RV64-LP64ZFHMIN-NEXT: fcvt.w.s a1, fa5, rtz |
| ; RV64-LP64ZFHMIN-NEXT: addw a0, a0, a1 |
| ; RV64-LP64ZFHMIN-NEXT: ret |
| %b_fptosi = fptosi half %b to i32 |
| %1 = add i32 %a, %b_fptosi |
| ret i32 %1 |
| } |
| |
| define i32 @caller_half_in_regs() nounwind { |
| ; RV32I-LABEL: caller_half_in_regs: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: li a0, 1 |
| ; RV32I-NEXT: lui a1, 4 |
| ; RV32I-NEXT: call callee_half_in_regs@plt |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: caller_half_in_regs: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -16 |
| ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: li a0, 1 |
| ; RV64I-NEXT: lui a1, 4 |
| ; RV64I-NEXT: call callee_half_in_regs@plt |
| ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 16 |
| ; RV64I-NEXT: ret |
| ; |
| ; RV32IF-LABEL: caller_half_in_regs: |
| ; RV32IF: # %bb.0: |
| ; RV32IF-NEXT: addi sp, sp, -16 |
| ; RV32IF-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32IF-NEXT: li a0, 1 |
| ; RV32IF-NEXT: lui a1, 1048564 |
| ; RV32IF-NEXT: call callee_half_in_regs@plt |
| ; RV32IF-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32IF-NEXT: addi sp, sp, 16 |
| ; RV32IF-NEXT: ret |
| ; |
| ; RV64IF-LABEL: caller_half_in_regs: |
| ; RV64IF: # %bb.0: |
| ; RV64IF-NEXT: addi sp, sp, -16 |
| ; RV64IF-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64IF-NEXT: lui a0, 1048564 |
| ; RV64IF-NEXT: fmv.w.x fa5, a0 |
| ; RV64IF-NEXT: fmv.x.w a1, fa5 |
| ; RV64IF-NEXT: li a0, 1 |
| ; RV64IF-NEXT: call callee_half_in_regs@plt |
| ; RV64IF-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64IF-NEXT: addi sp, sp, 16 |
| ; RV64IF-NEXT: ret |
| ; |
| ; RV32-ILP32F-LABEL: caller_half_in_regs: |
| ; RV32-ILP32F: # %bb.0: |
| ; RV32-ILP32F-NEXT: addi sp, sp, -16 |
| ; RV32-ILP32F-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-ILP32F-NEXT: lui a0, 1048564 |
| ; RV32-ILP32F-NEXT: fmv.w.x fa0, a0 |
| ; RV32-ILP32F-NEXT: li a0, 1 |
| ; RV32-ILP32F-NEXT: call callee_half_in_regs@plt |
| ; RV32-ILP32F-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-ILP32F-NEXT: addi sp, sp, 16 |
| ; RV32-ILP32F-NEXT: ret |
| ; |
| ; RV64-LP64F-LABEL: caller_half_in_regs: |
| ; RV64-LP64F: # %bb.0: |
| ; RV64-LP64F-NEXT: addi sp, sp, -16 |
| ; RV64-LP64F-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-LP64F-NEXT: lui a0, 1048564 |
| ; RV64-LP64F-NEXT: fmv.w.x fa0, a0 |
| ; RV64-LP64F-NEXT: li a0, 1 |
| ; RV64-LP64F-NEXT: call callee_half_in_regs@plt |
| ; RV64-LP64F-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-LP64F-NEXT: addi sp, sp, 16 |
| ; RV64-LP64F-NEXT: ret |
| ; |
| ; RV32-ILP32ZFHMIN-LABEL: caller_half_in_regs: |
| ; RV32-ILP32ZFHMIN: # %bb.0: |
| ; RV32-ILP32ZFHMIN-NEXT: addi sp, sp, -16 |
| ; RV32-ILP32ZFHMIN-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-ILP32ZFHMIN-NEXT: lui a0, 4 |
| ; RV32-ILP32ZFHMIN-NEXT: fmv.h.x fa0, a0 |
| ; RV32-ILP32ZFHMIN-NEXT: li a0, 1 |
| ; RV32-ILP32ZFHMIN-NEXT: call callee_half_in_regs@plt |
| ; RV32-ILP32ZFHMIN-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-ILP32ZFHMIN-NEXT: addi sp, sp, 16 |
| ; RV32-ILP32ZFHMIN-NEXT: ret |
| ; |
| ; RV64-LP64ZFHMIN-LABEL: caller_half_in_regs: |
| ; RV64-LP64ZFHMIN: # %bb.0: |
| ; RV64-LP64ZFHMIN-NEXT: addi sp, sp, -16 |
| ; RV64-LP64ZFHMIN-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-LP64ZFHMIN-NEXT: lui a0, 4 |
| ; RV64-LP64ZFHMIN-NEXT: fmv.h.x fa0, a0 |
| ; RV64-LP64ZFHMIN-NEXT: li a0, 1 |
| ; RV64-LP64ZFHMIN-NEXT: call callee_half_in_regs@plt |
| ; RV64-LP64ZFHMIN-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-LP64ZFHMIN-NEXT: addi sp, sp, 16 |
| ; RV64-LP64ZFHMIN-NEXT: ret |
| %1 = call i32 @callee_half_in_regs(i32 1, half 2.0) |
| ret i32 %1 |
| } |
| |
| define i32 @callee_half_on_stack(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e, i32 %f, i32 %g, i32 %h, half %i) nounwind { |
| ; RV32I-LABEL: callee_half_on_stack: |
| ; 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: lhu a0, 16(sp) |
| ; RV32I-NEXT: mv s0, a7 |
| ; RV32I-NEXT: call __extendhfsf2@plt |
| ; RV32I-NEXT: call __fixsfsi@plt |
| ; RV32I-NEXT: add a0, s0, a0 |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: callee_half_on_stack: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -16 |
| ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 0(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: lhu a0, 16(sp) |
| ; RV64I-NEXT: mv s0, a7 |
| ; RV64I-NEXT: call __extendhfsf2@plt |
| ; RV64I-NEXT: call __fixsfdi@plt |
| ; RV64I-NEXT: addw a0, s0, a0 |
| ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 0(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 16 |
| ; RV64I-NEXT: ret |
| ; |
| ; RV32IF-LABEL: callee_half_on_stack: |
| ; RV32IF: # %bb.0: |
| ; RV32IF-NEXT: addi sp, sp, -16 |
| ; RV32IF-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32IF-NEXT: sw s0, 8(sp) # 4-byte Folded Spill |
| ; RV32IF-NEXT: lhu a0, 16(sp) |
| ; RV32IF-NEXT: mv s0, a7 |
| ; RV32IF-NEXT: call __extendhfsf2@plt |
| ; RV32IF-NEXT: fmv.w.x fa5, a0 |
| ; RV32IF-NEXT: fcvt.w.s a0, fa5, rtz |
| ; RV32IF-NEXT: add a0, s0, a0 |
| ; RV32IF-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32IF-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32IF-NEXT: addi sp, sp, 16 |
| ; RV32IF-NEXT: ret |
| ; |
| ; RV64IF-LABEL: callee_half_on_stack: |
| ; RV64IF: # %bb.0: |
| ; RV64IF-NEXT: addi sp, sp, -16 |
| ; RV64IF-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64IF-NEXT: sd s0, 0(sp) # 8-byte Folded Spill |
| ; RV64IF-NEXT: lhu a0, 16(sp) |
| ; RV64IF-NEXT: mv s0, a7 |
| ; RV64IF-NEXT: call __extendhfsf2@plt |
| ; RV64IF-NEXT: fmv.w.x fa5, a0 |
| ; RV64IF-NEXT: fcvt.l.s a0, fa5, rtz |
| ; RV64IF-NEXT: addw a0, s0, a0 |
| ; RV64IF-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64IF-NEXT: ld s0, 0(sp) # 8-byte Folded Reload |
| ; RV64IF-NEXT: addi sp, sp, 16 |
| ; RV64IF-NEXT: ret |
| ; |
| ; RV32-ILP32F-LABEL: callee_half_on_stack: |
| ; RV32-ILP32F: # %bb.0: |
| ; RV32-ILP32F-NEXT: addi sp, sp, -16 |
| ; RV32-ILP32F-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-ILP32F-NEXT: sw s0, 8(sp) # 4-byte Folded Spill |
| ; RV32-ILP32F-NEXT: mv s0, a7 |
| ; RV32-ILP32F-NEXT: call __extendhfsf2@plt |
| ; RV32-ILP32F-NEXT: fcvt.w.s a0, fa0, rtz |
| ; RV32-ILP32F-NEXT: add a0, s0, a0 |
| ; RV32-ILP32F-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-ILP32F-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32-ILP32F-NEXT: addi sp, sp, 16 |
| ; RV32-ILP32F-NEXT: ret |
| ; |
| ; RV64-LP64F-LABEL: callee_half_on_stack: |
| ; RV64-LP64F: # %bb.0: |
| ; RV64-LP64F-NEXT: addi sp, sp, -16 |
| ; RV64-LP64F-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-LP64F-NEXT: sd s0, 0(sp) # 8-byte Folded Spill |
| ; RV64-LP64F-NEXT: mv s0, a7 |
| ; RV64-LP64F-NEXT: call __extendhfsf2@plt |
| ; RV64-LP64F-NEXT: fcvt.l.s a0, fa0, rtz |
| ; RV64-LP64F-NEXT: addw a0, s0, a0 |
| ; RV64-LP64F-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-LP64F-NEXT: ld s0, 0(sp) # 8-byte Folded Reload |
| ; RV64-LP64F-NEXT: addi sp, sp, 16 |
| ; RV64-LP64F-NEXT: ret |
| ; |
| ; RV32-ILP32ZFHMIN-LABEL: callee_half_on_stack: |
| ; RV32-ILP32ZFHMIN: # %bb.0: |
| ; RV32-ILP32ZFHMIN-NEXT: fcvt.s.h fa5, fa0 |
| ; RV32-ILP32ZFHMIN-NEXT: fcvt.w.s a0, fa5, rtz |
| ; RV32-ILP32ZFHMIN-NEXT: add a0, a7, a0 |
| ; RV32-ILP32ZFHMIN-NEXT: ret |
| ; |
| ; RV64-LP64ZFHMIN-LABEL: callee_half_on_stack: |
| ; RV64-LP64ZFHMIN: # %bb.0: |
| ; RV64-LP64ZFHMIN-NEXT: fcvt.s.h fa5, fa0 |
| ; RV64-LP64ZFHMIN-NEXT: fcvt.w.s a0, fa5, rtz |
| ; RV64-LP64ZFHMIN-NEXT: addw a0, a7, a0 |
| ; RV64-LP64ZFHMIN-NEXT: ret |
| %1 = fptosi half %i to i32 |
| %2 = add i32 %h, %1 |
| ret i32 %2 |
| } |
| |
| define i32 @caller_half_on_stack() nounwind { |
| ; RV32I-LABEL: caller_half_on_stack: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: lui a0, 5 |
| ; RV32I-NEXT: addi t0, a0, -1792 |
| ; RV32I-NEXT: li a0, 1 |
| ; RV32I-NEXT: li a1, 2 |
| ; RV32I-NEXT: li a2, 3 |
| ; RV32I-NEXT: li a3, 4 |
| ; RV32I-NEXT: li a4, 5 |
| ; RV32I-NEXT: li a5, 6 |
| ; RV32I-NEXT: li a6, 7 |
| ; RV32I-NEXT: li a7, 8 |
| ; RV32I-NEXT: sw t0, 0(sp) |
| ; RV32I-NEXT: call callee_half_on_stack@plt |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: caller_half_on_stack: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -16 |
| ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: lui a0, 5 |
| ; RV64I-NEXT: addiw t0, a0, -1792 |
| ; RV64I-NEXT: li a0, 1 |
| ; RV64I-NEXT: li a1, 2 |
| ; RV64I-NEXT: li a2, 3 |
| ; RV64I-NEXT: li a3, 4 |
| ; RV64I-NEXT: li a4, 5 |
| ; RV64I-NEXT: li a5, 6 |
| ; RV64I-NEXT: li a6, 7 |
| ; RV64I-NEXT: li a7, 8 |
| ; RV64I-NEXT: sd t0, 0(sp) |
| ; RV64I-NEXT: call callee_half_on_stack@plt |
| ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 16 |
| ; RV64I-NEXT: ret |
| ; |
| ; RV32IF-LABEL: caller_half_on_stack: |
| ; RV32IF: # %bb.0: |
| ; RV32IF-NEXT: addi sp, sp, -16 |
| ; RV32IF-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32IF-NEXT: lui a0, 1048565 |
| ; RV32IF-NEXT: addi t0, a0, -1792 |
| ; RV32IF-NEXT: li a0, 1 |
| ; RV32IF-NEXT: li a1, 2 |
| ; RV32IF-NEXT: li a2, 3 |
| ; RV32IF-NEXT: li a3, 4 |
| ; RV32IF-NEXT: li a4, 5 |
| ; RV32IF-NEXT: li a5, 6 |
| ; RV32IF-NEXT: li a6, 7 |
| ; RV32IF-NEXT: li a7, 8 |
| ; RV32IF-NEXT: sw t0, 0(sp) |
| ; RV32IF-NEXT: call callee_half_on_stack@plt |
| ; RV32IF-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32IF-NEXT: addi sp, sp, 16 |
| ; RV32IF-NEXT: ret |
| ; |
| ; RV64IF-LABEL: caller_half_on_stack: |
| ; RV64IF: # %bb.0: |
| ; RV64IF-NEXT: addi sp, sp, -16 |
| ; RV64IF-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64IF-NEXT: lui a0, 1048565 |
| ; RV64IF-NEXT: addiw t0, a0, -1792 |
| ; RV64IF-NEXT: li a0, 1 |
| ; RV64IF-NEXT: li a1, 2 |
| ; RV64IF-NEXT: li a2, 3 |
| ; RV64IF-NEXT: li a3, 4 |
| ; RV64IF-NEXT: li a4, 5 |
| ; RV64IF-NEXT: li a5, 6 |
| ; RV64IF-NEXT: li a6, 7 |
| ; RV64IF-NEXT: li a7, 8 |
| ; RV64IF-NEXT: sw t0, 0(sp) |
| ; RV64IF-NEXT: call callee_half_on_stack@plt |
| ; RV64IF-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64IF-NEXT: addi sp, sp, 16 |
| ; RV64IF-NEXT: ret |
| ; |
| ; RV32-ILP32F-LABEL: caller_half_on_stack: |
| ; RV32-ILP32F: # %bb.0: |
| ; RV32-ILP32F-NEXT: addi sp, sp, -16 |
| ; RV32-ILP32F-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-ILP32F-NEXT: lui a0, %hi(.LCPI3_0) |
| ; RV32-ILP32F-NEXT: flw fa0, %lo(.LCPI3_0)(a0) |
| ; RV32-ILP32F-NEXT: li a0, 1 |
| ; RV32-ILP32F-NEXT: li a1, 2 |
| ; RV32-ILP32F-NEXT: li a2, 3 |
| ; RV32-ILP32F-NEXT: li a3, 4 |
| ; RV32-ILP32F-NEXT: li a4, 5 |
| ; RV32-ILP32F-NEXT: li a5, 6 |
| ; RV32-ILP32F-NEXT: li a6, 7 |
| ; RV32-ILP32F-NEXT: li a7, 8 |
| ; RV32-ILP32F-NEXT: call callee_half_on_stack@plt |
| ; RV32-ILP32F-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-ILP32F-NEXT: addi sp, sp, 16 |
| ; RV32-ILP32F-NEXT: ret |
| ; |
| ; RV64-LP64F-LABEL: caller_half_on_stack: |
| ; RV64-LP64F: # %bb.0: |
| ; RV64-LP64F-NEXT: addi sp, sp, -16 |
| ; RV64-LP64F-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-LP64F-NEXT: lui a0, %hi(.LCPI3_0) |
| ; RV64-LP64F-NEXT: flw fa0, %lo(.LCPI3_0)(a0) |
| ; RV64-LP64F-NEXT: li a0, 1 |
| ; RV64-LP64F-NEXT: li a1, 2 |
| ; RV64-LP64F-NEXT: li a2, 3 |
| ; RV64-LP64F-NEXT: li a3, 4 |
| ; RV64-LP64F-NEXT: li a4, 5 |
| ; RV64-LP64F-NEXT: li a5, 6 |
| ; RV64-LP64F-NEXT: li a6, 7 |
| ; RV64-LP64F-NEXT: li a7, 8 |
| ; RV64-LP64F-NEXT: call callee_half_on_stack@plt |
| ; RV64-LP64F-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-LP64F-NEXT: addi sp, sp, 16 |
| ; RV64-LP64F-NEXT: ret |
| ; |
| ; RV32-ILP32ZFHMIN-LABEL: caller_half_on_stack: |
| ; RV32-ILP32ZFHMIN: # %bb.0: |
| ; RV32-ILP32ZFHMIN-NEXT: addi sp, sp, -16 |
| ; RV32-ILP32ZFHMIN-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-ILP32ZFHMIN-NEXT: lui a0, %hi(.LCPI3_0) |
| ; RV32-ILP32ZFHMIN-NEXT: flh fa0, %lo(.LCPI3_0)(a0) |
| ; RV32-ILP32ZFHMIN-NEXT: li a0, 1 |
| ; RV32-ILP32ZFHMIN-NEXT: li a1, 2 |
| ; RV32-ILP32ZFHMIN-NEXT: li a2, 3 |
| ; RV32-ILP32ZFHMIN-NEXT: li a3, 4 |
| ; RV32-ILP32ZFHMIN-NEXT: li a4, 5 |
| ; RV32-ILP32ZFHMIN-NEXT: li a5, 6 |
| ; RV32-ILP32ZFHMIN-NEXT: li a6, 7 |
| ; RV32-ILP32ZFHMIN-NEXT: li a7, 8 |
| ; RV32-ILP32ZFHMIN-NEXT: call callee_half_on_stack@plt |
| ; RV32-ILP32ZFHMIN-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-ILP32ZFHMIN-NEXT: addi sp, sp, 16 |
| ; RV32-ILP32ZFHMIN-NEXT: ret |
| ; |
| ; RV64-LP64ZFHMIN-LABEL: caller_half_on_stack: |
| ; RV64-LP64ZFHMIN: # %bb.0: |
| ; RV64-LP64ZFHMIN-NEXT: addi sp, sp, -16 |
| ; RV64-LP64ZFHMIN-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-LP64ZFHMIN-NEXT: lui a0, %hi(.LCPI3_0) |
| ; RV64-LP64ZFHMIN-NEXT: flh fa0, %lo(.LCPI3_0)(a0) |
| ; RV64-LP64ZFHMIN-NEXT: li a0, 1 |
| ; RV64-LP64ZFHMIN-NEXT: li a1, 2 |
| ; RV64-LP64ZFHMIN-NEXT: li a2, 3 |
| ; RV64-LP64ZFHMIN-NEXT: li a3, 4 |
| ; RV64-LP64ZFHMIN-NEXT: li a4, 5 |
| ; RV64-LP64ZFHMIN-NEXT: li a5, 6 |
| ; RV64-LP64ZFHMIN-NEXT: li a6, 7 |
| ; RV64-LP64ZFHMIN-NEXT: li a7, 8 |
| ; RV64-LP64ZFHMIN-NEXT: call callee_half_on_stack@plt |
| ; RV64-LP64ZFHMIN-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-LP64ZFHMIN-NEXT: addi sp, sp, 16 |
| ; RV64-LP64ZFHMIN-NEXT: ret |
| %1 = call i32 @callee_half_on_stack(i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, half 10.0) |
| ret i32 %1 |
| } |
| |
| define half @callee_half_ret() nounwind { |
| ; RV32I-LABEL: callee_half_ret: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: li a0, 15 |
| ; RV32I-NEXT: slli a0, a0, 10 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: callee_half_ret: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: li a0, 15 |
| ; RV64I-NEXT: slli a0, a0, 10 |
| ; RV64I-NEXT: ret |
| ; |
| ; RV32IF-LABEL: callee_half_ret: |
| ; RV32IF: # %bb.0: |
| ; RV32IF-NEXT: lui a0, 1048564 |
| ; RV32IF-NEXT: addi a0, a0, -1024 |
| ; RV32IF-NEXT: ret |
| ; |
| ; RV64IF-LABEL: callee_half_ret: |
| ; RV64IF: # %bb.0: |
| ; RV64IF-NEXT: lui a0, %hi(.LCPI4_0) |
| ; RV64IF-NEXT: flw fa5, %lo(.LCPI4_0)(a0) |
| ; RV64IF-NEXT: fmv.x.w a0, fa5 |
| ; RV64IF-NEXT: ret |
| ; |
| ; RV32-ILP32F-LABEL: callee_half_ret: |
| ; RV32-ILP32F: # %bb.0: |
| ; RV32-ILP32F-NEXT: lui a0, %hi(.LCPI4_0) |
| ; RV32-ILP32F-NEXT: flw fa0, %lo(.LCPI4_0)(a0) |
| ; RV32-ILP32F-NEXT: ret |
| ; |
| ; RV64-LP64F-LABEL: callee_half_ret: |
| ; RV64-LP64F: # %bb.0: |
| ; RV64-LP64F-NEXT: lui a0, %hi(.LCPI4_0) |
| ; RV64-LP64F-NEXT: flw fa0, %lo(.LCPI4_0)(a0) |
| ; RV64-LP64F-NEXT: ret |
| ; |
| ; RV32-ILP32ZFHMIN-LABEL: callee_half_ret: |
| ; RV32-ILP32ZFHMIN: # %bb.0: |
| ; RV32-ILP32ZFHMIN-NEXT: lui a0, %hi(.LCPI4_0) |
| ; RV32-ILP32ZFHMIN-NEXT: flh fa0, %lo(.LCPI4_0)(a0) |
| ; RV32-ILP32ZFHMIN-NEXT: ret |
| ; |
| ; RV64-LP64ZFHMIN-LABEL: callee_half_ret: |
| ; RV64-LP64ZFHMIN: # %bb.0: |
| ; RV64-LP64ZFHMIN-NEXT: lui a0, %hi(.LCPI4_0) |
| ; RV64-LP64ZFHMIN-NEXT: flh fa0, %lo(.LCPI4_0)(a0) |
| ; RV64-LP64ZFHMIN-NEXT: ret |
| ret half 1.0 |
| } |
| |
| define i32 @caller_half_ret() nounwind { |
| ; RV32I-LABEL: caller_half_ret: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: call callee_half_ret@plt |
| ; RV32I-NEXT: slli a0, a0, 16 |
| ; RV32I-NEXT: srli a0, a0, 16 |
| ; RV32I-NEXT: call __extendhfsf2@plt |
| ; RV32I-NEXT: call __fixsfsi@plt |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: caller_half_ret: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -16 |
| ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: call callee_half_ret@plt |
| ; RV64I-NEXT: slli a0, a0, 48 |
| ; RV64I-NEXT: srli a0, a0, 48 |
| ; RV64I-NEXT: call __extendhfsf2@plt |
| ; RV64I-NEXT: call __fixsfdi@plt |
| ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 16 |
| ; RV64I-NEXT: ret |
| ; |
| ; RV32IF-LABEL: caller_half_ret: |
| ; RV32IF: # %bb.0: |
| ; RV32IF-NEXT: addi sp, sp, -16 |
| ; RV32IF-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32IF-NEXT: call callee_half_ret@plt |
| ; RV32IF-NEXT: call __extendhfsf2@plt |
| ; RV32IF-NEXT: fmv.w.x fa5, a0 |
| ; RV32IF-NEXT: fcvt.w.s a0, fa5, rtz |
| ; RV32IF-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32IF-NEXT: addi sp, sp, 16 |
| ; RV32IF-NEXT: ret |
| ; |
| ; RV64IF-LABEL: caller_half_ret: |
| ; RV64IF: # %bb.0: |
| ; RV64IF-NEXT: addi sp, sp, -16 |
| ; RV64IF-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64IF-NEXT: call callee_half_ret@plt |
| ; RV64IF-NEXT: call __extendhfsf2@plt |
| ; RV64IF-NEXT: fmv.w.x fa5, a0 |
| ; RV64IF-NEXT: fcvt.l.s a0, fa5, rtz |
| ; RV64IF-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64IF-NEXT: addi sp, sp, 16 |
| ; RV64IF-NEXT: ret |
| ; |
| ; RV32-ILP32F-LABEL: caller_half_ret: |
| ; RV32-ILP32F: # %bb.0: |
| ; RV32-ILP32F-NEXT: addi sp, sp, -16 |
| ; RV32-ILP32F-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-ILP32F-NEXT: call callee_half_ret@plt |
| ; RV32-ILP32F-NEXT: call __extendhfsf2@plt |
| ; RV32-ILP32F-NEXT: fcvt.w.s a0, fa0, rtz |
| ; RV32-ILP32F-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-ILP32F-NEXT: addi sp, sp, 16 |
| ; RV32-ILP32F-NEXT: ret |
| ; |
| ; RV64-LP64F-LABEL: caller_half_ret: |
| ; RV64-LP64F: # %bb.0: |
| ; RV64-LP64F-NEXT: addi sp, sp, -16 |
| ; RV64-LP64F-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-LP64F-NEXT: call callee_half_ret@plt |
| ; RV64-LP64F-NEXT: call __extendhfsf2@plt |
| ; RV64-LP64F-NEXT: fcvt.l.s a0, fa0, rtz |
| ; RV64-LP64F-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-LP64F-NEXT: addi sp, sp, 16 |
| ; RV64-LP64F-NEXT: ret |
| ; |
| ; RV32-ILP32ZFHMIN-LABEL: caller_half_ret: |
| ; RV32-ILP32ZFHMIN: # %bb.0: |
| ; RV32-ILP32ZFHMIN-NEXT: addi sp, sp, -16 |
| ; RV32-ILP32ZFHMIN-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-ILP32ZFHMIN-NEXT: call callee_half_ret@plt |
| ; RV32-ILP32ZFHMIN-NEXT: fcvt.s.h fa5, fa0 |
| ; RV32-ILP32ZFHMIN-NEXT: fcvt.w.s a0, fa5, rtz |
| ; RV32-ILP32ZFHMIN-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-ILP32ZFHMIN-NEXT: addi sp, sp, 16 |
| ; RV32-ILP32ZFHMIN-NEXT: ret |
| ; |
| ; RV64-LP64ZFHMIN-LABEL: caller_half_ret: |
| ; RV64-LP64ZFHMIN: # %bb.0: |
| ; RV64-LP64ZFHMIN-NEXT: addi sp, sp, -16 |
| ; RV64-LP64ZFHMIN-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-LP64ZFHMIN-NEXT: call callee_half_ret@plt |
| ; RV64-LP64ZFHMIN-NEXT: fcvt.s.h fa5, fa0 |
| ; RV64-LP64ZFHMIN-NEXT: fcvt.w.s a0, fa5, rtz |
| ; RV64-LP64ZFHMIN-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-LP64ZFHMIN-NEXT: addi sp, sp, 16 |
| ; RV64-LP64ZFHMIN-NEXT: ret |
| %1 = call half @callee_half_ret() |
| %2 = fptosi half %1 to i32 |
| ret i32 %2 |
| } |