| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s \ |
| ; RUN: | FileCheck %s -check-prefix=RV32I |
| ; RUN: llc -mtriple=riscv32 -mattr=+experimental-b -verify-machineinstrs < %s \ |
| ; RUN: | FileCheck %s -check-prefix=RV32IB |
| ; RUN: llc -mtriple=riscv32 -mattr=+experimental-zbb -verify-machineinstrs < %s \ |
| ; RUN: | FileCheck %s -check-prefix=RV32IBB |
| |
| declare i32 @llvm.ctlz.i32(i32, i1) |
| |
| define i32 @ctlz_i32(i32 %a) nounwind { |
| ; RV32I-LABEL: ctlz_i32: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: beqz a0, .LBB0_2 |
| ; RV32I-NEXT: # %bb.1: # %cond.false |
| ; RV32I-NEXT: srli a1, a0, 1 |
| ; RV32I-NEXT: or a0, a0, a1 |
| ; RV32I-NEXT: srli a1, a0, 2 |
| ; RV32I-NEXT: or a0, a0, a1 |
| ; RV32I-NEXT: srli a1, a0, 4 |
| ; RV32I-NEXT: or a0, a0, a1 |
| ; RV32I-NEXT: srli a1, a0, 8 |
| ; RV32I-NEXT: or a0, a0, a1 |
| ; RV32I-NEXT: srli a1, a0, 16 |
| ; RV32I-NEXT: or a0, a0, a1 |
| ; RV32I-NEXT: not a0, a0 |
| ; RV32I-NEXT: srli a1, a0, 1 |
| ; RV32I-NEXT: lui a2, 349525 |
| ; RV32I-NEXT: addi a2, a2, 1365 |
| ; RV32I-NEXT: and a1, a1, a2 |
| ; RV32I-NEXT: sub a0, a0, a1 |
| ; RV32I-NEXT: lui a1, 209715 |
| ; RV32I-NEXT: addi a1, a1, 819 |
| ; RV32I-NEXT: and a2, a0, a1 |
| ; RV32I-NEXT: srli a0, a0, 2 |
| ; RV32I-NEXT: and a0, a0, a1 |
| ; RV32I-NEXT: add a0, a2, a0 |
| ; RV32I-NEXT: srli a1, a0, 4 |
| ; RV32I-NEXT: add a0, a0, a1 |
| ; RV32I-NEXT: lui a1, 61681 |
| ; RV32I-NEXT: addi a1, a1, -241 |
| ; RV32I-NEXT: and a0, a0, a1 |
| ; RV32I-NEXT: lui a1, 4112 |
| ; RV32I-NEXT: addi a1, a1, 257 |
| ; RV32I-NEXT: call __mulsi3@plt |
| ; RV32I-NEXT: srli a0, a0, 24 |
| ; RV32I-NEXT: j .LBB0_3 |
| ; RV32I-NEXT: .LBB0_2: |
| ; RV32I-NEXT: addi a0, zero, 32 |
| ; RV32I-NEXT: .LBB0_3: # %cond.end |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: ctlz_i32: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: clz a0, a0 |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: ctlz_i32: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: clz a0, a0 |
| ; RV32IBB-NEXT: ret |
| %1 = call i32 @llvm.ctlz.i32(i32 %a, i1 false) |
| ret i32 %1 |
| } |
| |
| declare i64 @llvm.ctlz.i64(i64, i1) |
| |
| define i64 @ctlz_i64(i64 %a) nounwind { |
| ; RV32I-LABEL: ctlz_i64: |
| ; 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: sw s5, 4(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s6, 0(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s3, a1 |
| ; RV32I-NEXT: mv s4, a0 |
| ; RV32I-NEXT: srli a0, a1, 1 |
| ; RV32I-NEXT: or a0, a1, a0 |
| ; RV32I-NEXT: srli a1, a0, 2 |
| ; RV32I-NEXT: or a0, a0, a1 |
| ; RV32I-NEXT: srli a1, a0, 4 |
| ; RV32I-NEXT: or a0, a0, a1 |
| ; RV32I-NEXT: srli a1, a0, 8 |
| ; RV32I-NEXT: or a0, a0, a1 |
| ; RV32I-NEXT: srli a1, a0, 16 |
| ; RV32I-NEXT: or a0, a0, a1 |
| ; RV32I-NEXT: not a0, a0 |
| ; RV32I-NEXT: srli a1, a0, 1 |
| ; RV32I-NEXT: lui a2, 349525 |
| ; RV32I-NEXT: addi s5, a2, 1365 |
| ; RV32I-NEXT: and a1, a1, s5 |
| ; RV32I-NEXT: sub a0, a0, a1 |
| ; RV32I-NEXT: lui a1, 209715 |
| ; RV32I-NEXT: addi s1, a1, 819 |
| ; RV32I-NEXT: and a1, a0, s1 |
| ; RV32I-NEXT: srli a0, a0, 2 |
| ; RV32I-NEXT: and a0, a0, s1 |
| ; RV32I-NEXT: add a0, a1, a0 |
| ; RV32I-NEXT: srli a1, a0, 4 |
| ; RV32I-NEXT: add a0, a0, a1 |
| ; RV32I-NEXT: lui a1, 61681 |
| ; RV32I-NEXT: addi s6, a1, -241 |
| ; RV32I-NEXT: and a0, a0, s6 |
| ; RV32I-NEXT: lui a1, 4112 |
| ; RV32I-NEXT: addi s0, a1, 257 |
| ; RV32I-NEXT: mv a1, s0 |
| ; RV32I-NEXT: call __mulsi3@plt |
| ; RV32I-NEXT: mv s2, a0 |
| ; RV32I-NEXT: srli a0, s4, 1 |
| ; RV32I-NEXT: or a0, s4, a0 |
| ; RV32I-NEXT: srli a1, a0, 2 |
| ; RV32I-NEXT: or a0, a0, a1 |
| ; RV32I-NEXT: srli a1, a0, 4 |
| ; RV32I-NEXT: or a0, a0, a1 |
| ; RV32I-NEXT: srli a1, a0, 8 |
| ; RV32I-NEXT: or a0, a0, a1 |
| ; RV32I-NEXT: srli a1, a0, 16 |
| ; RV32I-NEXT: or a0, a0, a1 |
| ; RV32I-NEXT: not a0, a0 |
| ; RV32I-NEXT: srli a1, a0, 1 |
| ; RV32I-NEXT: and a1, a1, s5 |
| ; RV32I-NEXT: sub a0, a0, a1 |
| ; RV32I-NEXT: and a1, a0, s1 |
| ; RV32I-NEXT: srli a0, a0, 2 |
| ; RV32I-NEXT: and a0, a0, s1 |
| ; RV32I-NEXT: add a0, a1, a0 |
| ; RV32I-NEXT: srli a1, a0, 4 |
| ; RV32I-NEXT: add a0, a0, a1 |
| ; RV32I-NEXT: and a0, a0, s6 |
| ; RV32I-NEXT: mv a1, s0 |
| ; RV32I-NEXT: call __mulsi3@plt |
| ; RV32I-NEXT: bnez s3, .LBB1_2 |
| ; RV32I-NEXT: # %bb.1: |
| ; RV32I-NEXT: srli a0, a0, 24 |
| ; RV32I-NEXT: addi a0, a0, 32 |
| ; RV32I-NEXT: j .LBB1_3 |
| ; RV32I-NEXT: .LBB1_2: |
| ; RV32I-NEXT: srli a0, s2, 24 |
| ; RV32I-NEXT: .LBB1_3: |
| ; RV32I-NEXT: mv a1, zero |
| ; RV32I-NEXT: lw s6, 0(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s5, 4(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s4, 8(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 32 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: ctlz_i64: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: clz a2, a1 |
| ; RV32IB-NEXT: clz a0, a0 |
| ; RV32IB-NEXT: addi a0, a0, 32 |
| ; RV32IB-NEXT: cmov a0, a1, a2, a0 |
| ; RV32IB-NEXT: mv a1, zero |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: ctlz_i64: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: bnez a1, .LBB1_2 |
| ; RV32IBB-NEXT: # %bb.1: |
| ; RV32IBB-NEXT: clz a0, a0 |
| ; RV32IBB-NEXT: addi a0, a0, 32 |
| ; RV32IBB-NEXT: mv a1, zero |
| ; RV32IBB-NEXT: ret |
| ; RV32IBB-NEXT: .LBB1_2: |
| ; RV32IBB-NEXT: clz a0, a1 |
| ; RV32IBB-NEXT: mv a1, zero |
| ; RV32IBB-NEXT: ret |
| %1 = call i64 @llvm.ctlz.i64(i64 %a, i1 false) |
| ret i64 %1 |
| } |
| |
| declare i32 @llvm.cttz.i32(i32, i1) |
| |
| define i32 @cttz_i32(i32 %a) nounwind { |
| ; RV32I-LABEL: cttz_i32: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: beqz a0, .LBB2_2 |
| ; RV32I-NEXT: # %bb.1: # %cond.false |
| ; RV32I-NEXT: addi a1, a0, -1 |
| ; RV32I-NEXT: not a0, a0 |
| ; RV32I-NEXT: and a0, a0, a1 |
| ; RV32I-NEXT: srli a1, a0, 1 |
| ; RV32I-NEXT: lui a2, 349525 |
| ; RV32I-NEXT: addi a2, a2, 1365 |
| ; RV32I-NEXT: and a1, a1, a2 |
| ; RV32I-NEXT: sub a0, a0, a1 |
| ; RV32I-NEXT: lui a1, 209715 |
| ; RV32I-NEXT: addi a1, a1, 819 |
| ; RV32I-NEXT: and a2, a0, a1 |
| ; RV32I-NEXT: srli a0, a0, 2 |
| ; RV32I-NEXT: and a0, a0, a1 |
| ; RV32I-NEXT: add a0, a2, a0 |
| ; RV32I-NEXT: srli a1, a0, 4 |
| ; RV32I-NEXT: add a0, a0, a1 |
| ; RV32I-NEXT: lui a1, 61681 |
| ; RV32I-NEXT: addi a1, a1, -241 |
| ; RV32I-NEXT: and a0, a0, a1 |
| ; RV32I-NEXT: lui a1, 4112 |
| ; RV32I-NEXT: addi a1, a1, 257 |
| ; RV32I-NEXT: call __mulsi3@plt |
| ; RV32I-NEXT: srli a0, a0, 24 |
| ; RV32I-NEXT: j .LBB2_3 |
| ; RV32I-NEXT: .LBB2_2: |
| ; RV32I-NEXT: addi a0, zero, 32 |
| ; RV32I-NEXT: .LBB2_3: # %cond.end |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: cttz_i32: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: ctz a0, a0 |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: cttz_i32: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: ctz a0, a0 |
| ; RV32IBB-NEXT: ret |
| %1 = call i32 @llvm.cttz.i32(i32 %a, i1 false) |
| ret i32 %1 |
| } |
| |
| declare i64 @llvm.cttz.i64(i64, i1) |
| |
| define i64 @cttz_i64(i64 %a) nounwind { |
| ; RV32I-LABEL: cttz_i64: |
| ; 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: sw s5, 4(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s6, 0(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s3, a1 |
| ; RV32I-NEXT: mv s4, a0 |
| ; RV32I-NEXT: addi a0, a0, -1 |
| ; RV32I-NEXT: not a1, s4 |
| ; RV32I-NEXT: and a0, a1, a0 |
| ; RV32I-NEXT: srli a1, a0, 1 |
| ; RV32I-NEXT: lui a2, 349525 |
| ; RV32I-NEXT: addi s5, a2, 1365 |
| ; RV32I-NEXT: and a1, a1, s5 |
| ; RV32I-NEXT: sub a0, a0, a1 |
| ; RV32I-NEXT: lui a1, 209715 |
| ; RV32I-NEXT: addi s0, a1, 819 |
| ; RV32I-NEXT: and a1, a0, s0 |
| ; RV32I-NEXT: srli a0, a0, 2 |
| ; RV32I-NEXT: and a0, a0, s0 |
| ; RV32I-NEXT: add a0, a1, a0 |
| ; RV32I-NEXT: srli a1, a0, 4 |
| ; RV32I-NEXT: add a0, a0, a1 |
| ; RV32I-NEXT: lui a1, 61681 |
| ; RV32I-NEXT: addi s6, a1, -241 |
| ; RV32I-NEXT: and a0, a0, s6 |
| ; RV32I-NEXT: lui a1, 4112 |
| ; RV32I-NEXT: addi s1, a1, 257 |
| ; RV32I-NEXT: mv a1, s1 |
| ; RV32I-NEXT: call __mulsi3@plt |
| ; RV32I-NEXT: mv s2, a0 |
| ; RV32I-NEXT: addi a0, s3, -1 |
| ; RV32I-NEXT: not a1, s3 |
| ; RV32I-NEXT: and a0, a1, a0 |
| ; RV32I-NEXT: srli a1, a0, 1 |
| ; RV32I-NEXT: and a1, a1, s5 |
| ; RV32I-NEXT: sub a0, a0, a1 |
| ; RV32I-NEXT: and a1, a0, s0 |
| ; RV32I-NEXT: srli a0, a0, 2 |
| ; RV32I-NEXT: and a0, a0, s0 |
| ; RV32I-NEXT: add a0, a1, a0 |
| ; RV32I-NEXT: srli a1, a0, 4 |
| ; RV32I-NEXT: add a0, a0, a1 |
| ; RV32I-NEXT: and a0, a0, s6 |
| ; RV32I-NEXT: mv a1, s1 |
| ; RV32I-NEXT: call __mulsi3@plt |
| ; RV32I-NEXT: bnez s4, .LBB3_2 |
| ; RV32I-NEXT: # %bb.1: |
| ; RV32I-NEXT: srli a0, a0, 24 |
| ; RV32I-NEXT: addi a0, a0, 32 |
| ; RV32I-NEXT: j .LBB3_3 |
| ; RV32I-NEXT: .LBB3_2: |
| ; RV32I-NEXT: srli a0, s2, 24 |
| ; RV32I-NEXT: .LBB3_3: |
| ; RV32I-NEXT: mv a1, zero |
| ; RV32I-NEXT: lw s6, 0(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s5, 4(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s4, 8(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 32 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: cttz_i64: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: ctz a2, a0 |
| ; RV32IB-NEXT: ctz a1, a1 |
| ; RV32IB-NEXT: addi a1, a1, 32 |
| ; RV32IB-NEXT: cmov a0, a0, a2, a1 |
| ; RV32IB-NEXT: mv a1, zero |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: cttz_i64: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: bnez a0, .LBB3_2 |
| ; RV32IBB-NEXT: # %bb.1: |
| ; RV32IBB-NEXT: ctz a0, a1 |
| ; RV32IBB-NEXT: addi a0, a0, 32 |
| ; RV32IBB-NEXT: mv a1, zero |
| ; RV32IBB-NEXT: ret |
| ; RV32IBB-NEXT: .LBB3_2: |
| ; RV32IBB-NEXT: ctz a0, a0 |
| ; RV32IBB-NEXT: mv a1, zero |
| ; RV32IBB-NEXT: ret |
| %1 = call i64 @llvm.cttz.i64(i64 %a, i1 false) |
| ret i64 %1 |
| } |
| |
| declare i32 @llvm.ctpop.i32(i32) |
| |
| define i32 @ctpop_i32(i32 %a) nounwind { |
| ; RV32I-LABEL: ctpop_i32: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: srli a1, a0, 1 |
| ; RV32I-NEXT: lui a2, 349525 |
| ; RV32I-NEXT: addi a2, a2, 1365 |
| ; RV32I-NEXT: and a1, a1, a2 |
| ; RV32I-NEXT: sub a0, a0, a1 |
| ; RV32I-NEXT: lui a1, 209715 |
| ; RV32I-NEXT: addi a1, a1, 819 |
| ; RV32I-NEXT: and a2, a0, a1 |
| ; RV32I-NEXT: srli a0, a0, 2 |
| ; RV32I-NEXT: and a0, a0, a1 |
| ; RV32I-NEXT: add a0, a2, a0 |
| ; RV32I-NEXT: srli a1, a0, 4 |
| ; RV32I-NEXT: add a0, a0, a1 |
| ; RV32I-NEXT: lui a1, 61681 |
| ; RV32I-NEXT: addi a1, a1, -241 |
| ; RV32I-NEXT: and a0, a0, a1 |
| ; RV32I-NEXT: lui a1, 4112 |
| ; RV32I-NEXT: addi a1, a1, 257 |
| ; RV32I-NEXT: call __mulsi3@plt |
| ; RV32I-NEXT: srli a0, a0, 24 |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: ctpop_i32: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: cpop a0, a0 |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: ctpop_i32: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: cpop a0, a0 |
| ; RV32IBB-NEXT: ret |
| %1 = call i32 @llvm.ctpop.i32(i32 %a) |
| ret i32 %1 |
| } |
| |
| declare i64 @llvm.ctpop.i64(i64) |
| |
| define i64 @ctpop_i64(i64 %a) nounwind { |
| ; RV32I-LABEL: ctpop_i64: |
| ; 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: sw s5, 4(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: mv s2, a0 |
| ; RV32I-NEXT: srli a0, a1, 1 |
| ; RV32I-NEXT: lui a2, 349525 |
| ; RV32I-NEXT: addi s3, a2, 1365 |
| ; RV32I-NEXT: and a0, a0, s3 |
| ; RV32I-NEXT: sub a0, a1, a0 |
| ; RV32I-NEXT: lui a1, 209715 |
| ; RV32I-NEXT: addi s0, a1, 819 |
| ; RV32I-NEXT: and a1, a0, s0 |
| ; RV32I-NEXT: srli a0, a0, 2 |
| ; RV32I-NEXT: and a0, a0, s0 |
| ; RV32I-NEXT: add a0, a1, a0 |
| ; RV32I-NEXT: srli a1, a0, 4 |
| ; RV32I-NEXT: add a0, a0, a1 |
| ; RV32I-NEXT: lui a1, 61681 |
| ; RV32I-NEXT: addi s4, a1, -241 |
| ; RV32I-NEXT: and a0, a0, s4 |
| ; RV32I-NEXT: lui a1, 4112 |
| ; RV32I-NEXT: addi s1, a1, 257 |
| ; RV32I-NEXT: mv a1, s1 |
| ; RV32I-NEXT: call __mulsi3@plt |
| ; RV32I-NEXT: srli s5, a0, 24 |
| ; RV32I-NEXT: srli a0, s2, 1 |
| ; RV32I-NEXT: and a0, a0, s3 |
| ; RV32I-NEXT: sub a0, s2, a0 |
| ; RV32I-NEXT: and a1, a0, s0 |
| ; RV32I-NEXT: srli a0, a0, 2 |
| ; RV32I-NEXT: and a0, a0, s0 |
| ; RV32I-NEXT: add a0, a1, a0 |
| ; RV32I-NEXT: srli a1, a0, 4 |
| ; RV32I-NEXT: add a0, a0, a1 |
| ; RV32I-NEXT: and a0, a0, s4 |
| ; RV32I-NEXT: mv a1, s1 |
| ; RV32I-NEXT: call __mulsi3@plt |
| ; RV32I-NEXT: srli a0, a0, 24 |
| ; RV32I-NEXT: add a0, a0, s5 |
| ; RV32I-NEXT: mv a1, zero |
| ; RV32I-NEXT: lw s5, 4(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s4, 8(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 32 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: ctpop_i64: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: cpop a1, a1 |
| ; RV32IB-NEXT: cpop a0, a0 |
| ; RV32IB-NEXT: add a0, a0, a1 |
| ; RV32IB-NEXT: mv a1, zero |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: ctpop_i64: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: cpop a1, a1 |
| ; RV32IBB-NEXT: cpop a0, a0 |
| ; RV32IBB-NEXT: add a0, a0, a1 |
| ; RV32IBB-NEXT: mv a1, zero |
| ; RV32IBB-NEXT: ret |
| %1 = call i64 @llvm.ctpop.i64(i64 %a) |
| ret i64 %1 |
| } |
| |
| define i32 @sextb_i32(i32 %a) nounwind { |
| ; RV32I-LABEL: sextb_i32: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: slli a0, a0, 24 |
| ; RV32I-NEXT: srai a0, a0, 24 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: sextb_i32: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: sext.b a0, a0 |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: sextb_i32: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: sext.b a0, a0 |
| ; RV32IBB-NEXT: ret |
| %shl = shl i32 %a, 24 |
| %shr = ashr exact i32 %shl, 24 |
| ret i32 %shr |
| } |
| |
| define i64 @sextb_i64(i64 %a) nounwind { |
| ; RV32I-LABEL: sextb_i64: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: slli a1, a0, 24 |
| ; RV32I-NEXT: srai a0, a1, 24 |
| ; RV32I-NEXT: srai a1, a1, 31 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: sextb_i64: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: sext.b a0, a0 |
| ; RV32IB-NEXT: srai a1, a0, 31 |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: sextb_i64: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: sext.b a0, a0 |
| ; RV32IBB-NEXT: srai a1, a0, 31 |
| ; RV32IBB-NEXT: ret |
| %shl = shl i64 %a, 56 |
| %shr = ashr exact i64 %shl, 56 |
| ret i64 %shr |
| } |
| |
| define i32 @sexth_i32(i32 %a) nounwind { |
| ; RV32I-LABEL: sexth_i32: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: slli a0, a0, 16 |
| ; RV32I-NEXT: srai a0, a0, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: sexth_i32: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: sext.h a0, a0 |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: sexth_i32: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: sext.h a0, a0 |
| ; RV32IBB-NEXT: ret |
| %shl = shl i32 %a, 16 |
| %shr = ashr exact i32 %shl, 16 |
| ret i32 %shr |
| } |
| |
| define i64 @sexth_i64(i64 %a) nounwind { |
| ; RV32I-LABEL: sexth_i64: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: slli a1, a0, 16 |
| ; RV32I-NEXT: srai a0, a1, 16 |
| ; RV32I-NEXT: srai a1, a1, 31 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: sexth_i64: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: sext.h a0, a0 |
| ; RV32IB-NEXT: srai a1, a0, 31 |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: sexth_i64: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: sext.h a0, a0 |
| ; RV32IBB-NEXT: srai a1, a0, 31 |
| ; RV32IBB-NEXT: ret |
| %shl = shl i64 %a, 48 |
| %shr = ashr exact i64 %shl, 48 |
| ret i64 %shr |
| } |
| |
| define i32 @min_i32(i32 %a, i32 %b) nounwind { |
| ; RV32I-LABEL: min_i32: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: blt a0, a1, .LBB10_2 |
| ; RV32I-NEXT: # %bb.1: |
| ; RV32I-NEXT: mv a0, a1 |
| ; RV32I-NEXT: .LBB10_2: |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: min_i32: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: min a0, a0, a1 |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: min_i32: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: min a0, a0, a1 |
| ; RV32IBB-NEXT: ret |
| %cmp = icmp slt i32 %a, %b |
| %cond = select i1 %cmp, i32 %a, i32 %b |
| ret i32 %cond |
| } |
| |
| ; As we are not matching directly i64 code patterns on RV32 some i64 patterns |
| ; don't have yet any matching bit manipulation instructions on RV32. |
| ; This test is presented here in case future expansions of the experimental-b |
| ; extension introduce instructions suitable for this pattern. |
| |
| define i64 @min_i64(i64 %a, i64 %b) nounwind { |
| ; RV32I-LABEL: min_i64: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: beq a1, a3, .LBB11_2 |
| ; RV32I-NEXT: # %bb.1: |
| ; RV32I-NEXT: slt a4, a1, a3 |
| ; RV32I-NEXT: beqz a4, .LBB11_3 |
| ; RV32I-NEXT: j .LBB11_4 |
| ; RV32I-NEXT: .LBB11_2: |
| ; RV32I-NEXT: sltu a4, a0, a2 |
| ; RV32I-NEXT: bnez a4, .LBB11_4 |
| ; RV32I-NEXT: .LBB11_3: |
| ; RV32I-NEXT: mv a0, a2 |
| ; RV32I-NEXT: mv a1, a3 |
| ; RV32I-NEXT: .LBB11_4: |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: min_i64: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: slt a4, a1, a3 |
| ; RV32IB-NEXT: cmov a4, a4, a0, a2 |
| ; RV32IB-NEXT: minu a0, a0, a2 |
| ; RV32IB-NEXT: xor a2, a1, a3 |
| ; RV32IB-NEXT: cmov a0, a2, a4, a0 |
| ; RV32IB-NEXT: min a1, a1, a3 |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: min_i64: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: mv a4, a0 |
| ; RV32IBB-NEXT: bge a1, a3, .LBB11_3 |
| ; RV32IBB-NEXT: # %bb.1: |
| ; RV32IBB-NEXT: beq a1, a3, .LBB11_4 |
| ; RV32IBB-NEXT: .LBB11_2: |
| ; RV32IBB-NEXT: min a1, a1, a3 |
| ; RV32IBB-NEXT: ret |
| ; RV32IBB-NEXT: .LBB11_3: |
| ; RV32IBB-NEXT: mv a0, a2 |
| ; RV32IBB-NEXT: bne a1, a3, .LBB11_2 |
| ; RV32IBB-NEXT: .LBB11_4: |
| ; RV32IBB-NEXT: minu a0, a4, a2 |
| ; RV32IBB-NEXT: min a1, a1, a3 |
| ; RV32IBB-NEXT: ret |
| %cmp = icmp slt i64 %a, %b |
| %cond = select i1 %cmp, i64 %a, i64 %b |
| ret i64 %cond |
| } |
| |
| define i32 @max_i32(i32 %a, i32 %b) nounwind { |
| ; RV32I-LABEL: max_i32: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: blt a1, a0, .LBB12_2 |
| ; RV32I-NEXT: # %bb.1: |
| ; RV32I-NEXT: mv a0, a1 |
| ; RV32I-NEXT: .LBB12_2: |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: max_i32: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: max a0, a0, a1 |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: max_i32: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: max a0, a0, a1 |
| ; RV32IBB-NEXT: ret |
| %cmp = icmp sgt i32 %a, %b |
| %cond = select i1 %cmp, i32 %a, i32 %b |
| ret i32 %cond |
| } |
| |
| ; As we are not matching directly i64 code patterns on RV32 some i64 patterns |
| ; don't have yet any matching bit manipulation instructions on RV32. |
| ; This test is presented here in case future expansions of the experimental-b |
| ; extension introduce instructions suitable for this pattern. |
| |
| define i64 @max_i64(i64 %a, i64 %b) nounwind { |
| ; RV32I-LABEL: max_i64: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: beq a1, a3, .LBB13_2 |
| ; RV32I-NEXT: # %bb.1: |
| ; RV32I-NEXT: slt a4, a3, a1 |
| ; RV32I-NEXT: beqz a4, .LBB13_3 |
| ; RV32I-NEXT: j .LBB13_4 |
| ; RV32I-NEXT: .LBB13_2: |
| ; RV32I-NEXT: sltu a4, a2, a0 |
| ; RV32I-NEXT: bnez a4, .LBB13_4 |
| ; RV32I-NEXT: .LBB13_3: |
| ; RV32I-NEXT: mv a0, a2 |
| ; RV32I-NEXT: mv a1, a3 |
| ; RV32I-NEXT: .LBB13_4: |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: max_i64: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: slt a4, a3, a1 |
| ; RV32IB-NEXT: cmov a4, a4, a0, a2 |
| ; RV32IB-NEXT: maxu a0, a0, a2 |
| ; RV32IB-NEXT: xor a2, a1, a3 |
| ; RV32IB-NEXT: cmov a0, a2, a4, a0 |
| ; RV32IB-NEXT: max a1, a1, a3 |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: max_i64: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: mv a4, a0 |
| ; RV32IBB-NEXT: bge a3, a1, .LBB13_3 |
| ; RV32IBB-NEXT: # %bb.1: |
| ; RV32IBB-NEXT: beq a1, a3, .LBB13_4 |
| ; RV32IBB-NEXT: .LBB13_2: |
| ; RV32IBB-NEXT: max a1, a1, a3 |
| ; RV32IBB-NEXT: ret |
| ; RV32IBB-NEXT: .LBB13_3: |
| ; RV32IBB-NEXT: mv a0, a2 |
| ; RV32IBB-NEXT: bne a1, a3, .LBB13_2 |
| ; RV32IBB-NEXT: .LBB13_4: |
| ; RV32IBB-NEXT: maxu a0, a4, a2 |
| ; RV32IBB-NEXT: max a1, a1, a3 |
| ; RV32IBB-NEXT: ret |
| %cmp = icmp sgt i64 %a, %b |
| %cond = select i1 %cmp, i64 %a, i64 %b |
| ret i64 %cond |
| } |
| |
| define i32 @minu_i32(i32 %a, i32 %b) nounwind { |
| ; RV32I-LABEL: minu_i32: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: bltu a0, a1, .LBB14_2 |
| ; RV32I-NEXT: # %bb.1: |
| ; RV32I-NEXT: mv a0, a1 |
| ; RV32I-NEXT: .LBB14_2: |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: minu_i32: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: minu a0, a0, a1 |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: minu_i32: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: minu a0, a0, a1 |
| ; RV32IBB-NEXT: ret |
| %cmp = icmp ult i32 %a, %b |
| %cond = select i1 %cmp, i32 %a, i32 %b |
| ret i32 %cond |
| } |
| |
| ; As we are not matching directly i64 code patterns on RV32 some i64 patterns |
| ; don't have yet any matching bit manipulation instructions on RV32. |
| ; This test is presented here in case future expansions of the experimental-b |
| ; extension introduce instructions suitable for this pattern. |
| |
| define i64 @minu_i64(i64 %a, i64 %b) nounwind { |
| ; RV32I-LABEL: minu_i64: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: beq a1, a3, .LBB15_2 |
| ; RV32I-NEXT: # %bb.1: |
| ; RV32I-NEXT: sltu a4, a1, a3 |
| ; RV32I-NEXT: beqz a4, .LBB15_3 |
| ; RV32I-NEXT: j .LBB15_4 |
| ; RV32I-NEXT: .LBB15_2: |
| ; RV32I-NEXT: sltu a4, a0, a2 |
| ; RV32I-NEXT: bnez a4, .LBB15_4 |
| ; RV32I-NEXT: .LBB15_3: |
| ; RV32I-NEXT: mv a0, a2 |
| ; RV32I-NEXT: mv a1, a3 |
| ; RV32I-NEXT: .LBB15_4: |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: minu_i64: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: sltu a4, a1, a3 |
| ; RV32IB-NEXT: cmov a4, a4, a0, a2 |
| ; RV32IB-NEXT: minu a0, a0, a2 |
| ; RV32IB-NEXT: xor a2, a1, a3 |
| ; RV32IB-NEXT: cmov a0, a2, a4, a0 |
| ; RV32IB-NEXT: minu a1, a1, a3 |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: minu_i64: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: mv a4, a0 |
| ; RV32IBB-NEXT: bgeu a1, a3, .LBB15_3 |
| ; RV32IBB-NEXT: # %bb.1: |
| ; RV32IBB-NEXT: beq a1, a3, .LBB15_4 |
| ; RV32IBB-NEXT: .LBB15_2: |
| ; RV32IBB-NEXT: minu a1, a1, a3 |
| ; RV32IBB-NEXT: ret |
| ; RV32IBB-NEXT: .LBB15_3: |
| ; RV32IBB-NEXT: mv a0, a2 |
| ; RV32IBB-NEXT: bne a1, a3, .LBB15_2 |
| ; RV32IBB-NEXT: .LBB15_4: |
| ; RV32IBB-NEXT: minu a0, a4, a2 |
| ; RV32IBB-NEXT: minu a1, a1, a3 |
| ; RV32IBB-NEXT: ret |
| %cmp = icmp ult i64 %a, %b |
| %cond = select i1 %cmp, i64 %a, i64 %b |
| ret i64 %cond |
| } |
| |
| define i32 @maxu_i32(i32 %a, i32 %b) nounwind { |
| ; RV32I-LABEL: maxu_i32: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: bltu a1, a0, .LBB16_2 |
| ; RV32I-NEXT: # %bb.1: |
| ; RV32I-NEXT: mv a0, a1 |
| ; RV32I-NEXT: .LBB16_2: |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: maxu_i32: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: maxu a0, a0, a1 |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: maxu_i32: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: maxu a0, a0, a1 |
| ; RV32IBB-NEXT: ret |
| %cmp = icmp ugt i32 %a, %b |
| %cond = select i1 %cmp, i32 %a, i32 %b |
| ret i32 %cond |
| } |
| |
| ; As we are not matching directly i64 code patterns on RV32 some i64 patterns |
| ; don't have yet any matching bit manipulation instructions on RV32. |
| ; This test is presented here in case future expansions of the experimental-b |
| ; extension introduce instructions suitable for this pattern. |
| |
| define i64 @maxu_i64(i64 %a, i64 %b) nounwind { |
| ; RV32I-LABEL: maxu_i64: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: beq a1, a3, .LBB17_2 |
| ; RV32I-NEXT: # %bb.1: |
| ; RV32I-NEXT: sltu a4, a3, a1 |
| ; RV32I-NEXT: beqz a4, .LBB17_3 |
| ; RV32I-NEXT: j .LBB17_4 |
| ; RV32I-NEXT: .LBB17_2: |
| ; RV32I-NEXT: sltu a4, a2, a0 |
| ; RV32I-NEXT: bnez a4, .LBB17_4 |
| ; RV32I-NEXT: .LBB17_3: |
| ; RV32I-NEXT: mv a0, a2 |
| ; RV32I-NEXT: mv a1, a3 |
| ; RV32I-NEXT: .LBB17_4: |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: maxu_i64: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: sltu a4, a3, a1 |
| ; RV32IB-NEXT: cmov a4, a4, a0, a2 |
| ; RV32IB-NEXT: maxu a0, a0, a2 |
| ; RV32IB-NEXT: xor a2, a1, a3 |
| ; RV32IB-NEXT: cmov a0, a2, a4, a0 |
| ; RV32IB-NEXT: maxu a1, a1, a3 |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: maxu_i64: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: mv a4, a0 |
| ; RV32IBB-NEXT: bgeu a3, a1, .LBB17_3 |
| ; RV32IBB-NEXT: # %bb.1: |
| ; RV32IBB-NEXT: beq a1, a3, .LBB17_4 |
| ; RV32IBB-NEXT: .LBB17_2: |
| ; RV32IBB-NEXT: maxu a1, a1, a3 |
| ; RV32IBB-NEXT: ret |
| ; RV32IBB-NEXT: .LBB17_3: |
| ; RV32IBB-NEXT: mv a0, a2 |
| ; RV32IBB-NEXT: bne a1, a3, .LBB17_2 |
| ; RV32IBB-NEXT: .LBB17_4: |
| ; RV32IBB-NEXT: maxu a0, a4, a2 |
| ; RV32IBB-NEXT: maxu a1, a1, a3 |
| ; RV32IBB-NEXT: ret |
| %cmp = icmp ugt i64 %a, %b |
| %cond = select i1 %cmp, i64 %a, i64 %b |
| ret i64 %cond |
| } |
| |
| declare i32 @llvm.abs.i32(i32, i1 immarg) |
| |
| define i32 @abs_i32(i32 %x) { |
| ; RV32I-LABEL: abs_i32: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: srai a1, a0, 31 |
| ; RV32I-NEXT: add a0, a0, a1 |
| ; RV32I-NEXT: xor a0, a0, a1 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: abs_i32: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: neg a1, a0 |
| ; RV32IB-NEXT: max a0, a0, a1 |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: abs_i32: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: neg a1, a0 |
| ; RV32IBB-NEXT: max a0, a0, a1 |
| ; RV32IBB-NEXT: ret |
| %abs = tail call i32 @llvm.abs.i32(i32 %x, i1 true) |
| ret i32 %abs |
| } |
| |
| declare i64 @llvm.abs.i64(i64, i1 immarg) |
| |
| define i64 @abs_i64(i64 %x) { |
| ; RV32I-LABEL: abs_i64: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: bgez a1, .LBB19_2 |
| ; RV32I-NEXT: # %bb.1: |
| ; RV32I-NEXT: snez a2, a0 |
| ; RV32I-NEXT: neg a0, a0 |
| ; RV32I-NEXT: add a1, a1, a2 |
| ; RV32I-NEXT: neg a1, a1 |
| ; RV32I-NEXT: .LBB19_2: |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: abs_i64: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: neg a2, a0 |
| ; RV32IB-NEXT: slti a3, a1, 0 |
| ; RV32IB-NEXT: cmov a2, a3, a2, a0 |
| ; RV32IB-NEXT: snez a0, a0 |
| ; RV32IB-NEXT: add a0, a1, a0 |
| ; RV32IB-NEXT: neg a0, a0 |
| ; RV32IB-NEXT: cmov a1, a3, a0, a1 |
| ; RV32IB-NEXT: mv a0, a2 |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: abs_i64: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: bgez a1, .LBB19_2 |
| ; RV32IBB-NEXT: # %bb.1: |
| ; RV32IBB-NEXT: snez a2, a0 |
| ; RV32IBB-NEXT: neg a0, a0 |
| ; RV32IBB-NEXT: add a1, a1, a2 |
| ; RV32IBB-NEXT: neg a1, a1 |
| ; RV32IBB-NEXT: .LBB19_2: |
| ; RV32IBB-NEXT: ret |
| %abs = tail call i64 @llvm.abs.i64(i64 %x, i1 true) |
| ret i64 %abs |
| } |
| |
| define i32 @zexth_i32(i32 %a) nounwind { |
| ; RV32I-LABEL: zexth_i32: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: lui a1, 16 |
| ; RV32I-NEXT: addi a1, a1, -1 |
| ; RV32I-NEXT: and a0, a0, a1 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: zexth_i32: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: zext.h a0, a0 |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: zexth_i32: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: zext.h a0, a0 |
| ; RV32IBB-NEXT: ret |
| %and = and i32 %a, 65535 |
| ret i32 %and |
| } |
| |
| define i64 @zexth_i64(i64 %a) nounwind { |
| ; RV32I-LABEL: zexth_i64: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: lui a1, 16 |
| ; RV32I-NEXT: addi a1, a1, -1 |
| ; RV32I-NEXT: and a0, a0, a1 |
| ; RV32I-NEXT: mv a1, zero |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: zexth_i64: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: zext.h a0, a0 |
| ; RV32IB-NEXT: mv a1, zero |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: zexth_i64: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: zext.h a0, a0 |
| ; RV32IBB-NEXT: mv a1, zero |
| ; RV32IBB-NEXT: ret |
| %and = and i64 %a, 65535 |
| ret i64 %and |
| } |
| |
| declare i32 @llvm.bswap.i32(i32) |
| |
| define i32 @bswap_i32(i32 %a) nounwind { |
| ; RV32I-LABEL: bswap_i32: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: srli a1, a0, 8 |
| ; RV32I-NEXT: lui a2, 16 |
| ; RV32I-NEXT: addi a2, a2, -256 |
| ; RV32I-NEXT: and a1, a1, a2 |
| ; RV32I-NEXT: srli a2, a0, 24 |
| ; RV32I-NEXT: or a1, a1, a2 |
| ; RV32I-NEXT: slli a2, a0, 8 |
| ; RV32I-NEXT: lui a3, 4080 |
| ; RV32I-NEXT: and a2, a2, a3 |
| ; RV32I-NEXT: slli a0, a0, 24 |
| ; RV32I-NEXT: or a0, a0, a2 |
| ; RV32I-NEXT: or a0, a0, a1 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: bswap_i32: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: rev8 a0, a0 |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: bswap_i32: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: rev8 a0, a0 |
| ; RV32IBB-NEXT: ret |
| %1 = tail call i32 @llvm.bswap.i32(i32 %a) |
| ret i32 %1 |
| } |
| |
| declare i64 @llvm.bswap.i64(i64) |
| |
| define i64 @bswap_i64(i64 %a) { |
| ; RV32I-LABEL: bswap_i64: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: srli a2, a1, 8 |
| ; RV32I-NEXT: lui a3, 16 |
| ; RV32I-NEXT: addi a3, a3, -256 |
| ; RV32I-NEXT: and a2, a2, a3 |
| ; RV32I-NEXT: srli a4, a1, 24 |
| ; RV32I-NEXT: or a2, a2, a4 |
| ; RV32I-NEXT: slli a4, a1, 8 |
| ; RV32I-NEXT: lui a5, 4080 |
| ; RV32I-NEXT: and a4, a4, a5 |
| ; RV32I-NEXT: slli a1, a1, 24 |
| ; RV32I-NEXT: or a1, a1, a4 |
| ; RV32I-NEXT: or a2, a1, a2 |
| ; RV32I-NEXT: srli a1, a0, 8 |
| ; RV32I-NEXT: and a1, a1, a3 |
| ; RV32I-NEXT: srli a3, a0, 24 |
| ; RV32I-NEXT: or a1, a1, a3 |
| ; RV32I-NEXT: slli a3, a0, 8 |
| ; RV32I-NEXT: and a3, a3, a5 |
| ; RV32I-NEXT: slli a0, a0, 24 |
| ; RV32I-NEXT: or a0, a0, a3 |
| ; RV32I-NEXT: or a1, a0, a1 |
| ; RV32I-NEXT: mv a0, a2 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV32IB-LABEL: bswap_i64: |
| ; RV32IB: # %bb.0: |
| ; RV32IB-NEXT: rev8 a2, a1 |
| ; RV32IB-NEXT: rev8 a1, a0 |
| ; RV32IB-NEXT: mv a0, a2 |
| ; RV32IB-NEXT: ret |
| ; |
| ; RV32IBB-LABEL: bswap_i64: |
| ; RV32IBB: # %bb.0: |
| ; RV32IBB-NEXT: rev8 a2, a1 |
| ; RV32IBB-NEXT: rev8 a1, a0 |
| ; RV32IBB-NEXT: mv a0, a2 |
| ; RV32IBB-NEXT: ret |
| %1 = call i64 @llvm.bswap.i64(i64 %a) |
| ret i64 %1 |
| } |
