| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=i686-unknown-linux | FileCheck %s --check-prefix=X86 |
| ; RUN: llc < %s -mtriple=x86_64-unknown-linux -mcpu=core2 | FileCheck %s --check-prefix=CORE2 |
| ; RUN: llc < %s -mtriple=x86_64-unknown-linux -mcpu=nehalem | FileCheck %s --check-prefix=NEHALEM |
| ; RUN: llc < %s -mtriple=x86_64-unknown-linux -mcpu=sandybridge | FileCheck %s --check-prefix=SANDYBRIDGE |
| ; RUN: llc < %s -mtriple=x86_64-unknown-linux -mcpu=skylake | FileCheck %s --check-prefix=SKYLAKE |
| ; RUN: llc < %s -mtriple=x86_64-unknown-linux -mcpu=knl | FileCheck %s --check-prefix=KNL |
| |
| |
| declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i1) nounwind |
| |
| define void @memset_0(i8* %a) nounwind { |
| ; X86-LABEL: memset_0: |
| ; X86: # %bb.0: # %entry |
| ; X86-NEXT: retl |
| ; |
| ; CORE2-LABEL: memset_0: |
| ; CORE2: # %bb.0: # %entry |
| ; CORE2-NEXT: retq |
| ; |
| ; NEHALEM-LABEL: memset_0: |
| ; NEHALEM: # %bb.0: # %entry |
| ; NEHALEM-NEXT: retq |
| ; |
| ; SANDYBRIDGE-LABEL: memset_0: |
| ; SANDYBRIDGE: # %bb.0: # %entry |
| ; SANDYBRIDGE-NEXT: retq |
| ; |
| ; SKYLAKE-LABEL: memset_0: |
| ; SKYLAKE: # %bb.0: # %entry |
| ; SKYLAKE-NEXT: retq |
| ; |
| ; KNL-LABEL: memset_0: |
| ; KNL: # %bb.0: # %entry |
| ; KNL-NEXT: retq |
| entry: |
| call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 0, i1 false) |
| ret void |
| } |
| |
| define void @memset_4(i8* %a) nounwind { |
| ; X86-LABEL: memset_4: |
| ; X86: # %bb.0: # %entry |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl $0, (%eax) |
| ; X86-NEXT: retl |
| ; |
| ; CORE2-LABEL: memset_4: |
| ; CORE2: # %bb.0: # %entry |
| ; CORE2-NEXT: movl $0, (%rdi) |
| ; CORE2-NEXT: retq |
| ; |
| ; NEHALEM-LABEL: memset_4: |
| ; NEHALEM: # %bb.0: # %entry |
| ; NEHALEM-NEXT: movl $0, (%rdi) |
| ; NEHALEM-NEXT: retq |
| ; |
| ; SANDYBRIDGE-LABEL: memset_4: |
| ; SANDYBRIDGE: # %bb.0: # %entry |
| ; SANDYBRIDGE-NEXT: movl $0, (%rdi) |
| ; SANDYBRIDGE-NEXT: retq |
| ; |
| ; SKYLAKE-LABEL: memset_4: |
| ; SKYLAKE: # %bb.0: # %entry |
| ; SKYLAKE-NEXT: movl $0, (%rdi) |
| ; SKYLAKE-NEXT: retq |
| ; |
| ; KNL-LABEL: memset_4: |
| ; KNL: # %bb.0: # %entry |
| ; KNL-NEXT: movl $0, (%rdi) |
| ; KNL-NEXT: retq |
| entry: |
| call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 4, i1 false) |
| ret void |
| } |
| |
| define void @memset_5(i8* %a) nounwind { |
| ; X86-LABEL: memset_5: |
| ; X86: # %bb.0: # %entry |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movb $0, 4(%eax) |
| ; X86-NEXT: movl $0, (%eax) |
| ; X86-NEXT: retl |
| ; |
| ; CORE2-LABEL: memset_5: |
| ; CORE2: # %bb.0: # %entry |
| ; CORE2-NEXT: movb $0, 4(%rdi) |
| ; CORE2-NEXT: movl $0, (%rdi) |
| ; CORE2-NEXT: retq |
| ; |
| ; NEHALEM-LABEL: memset_5: |
| ; NEHALEM: # %bb.0: # %entry |
| ; NEHALEM-NEXT: movb $0, 4(%rdi) |
| ; NEHALEM-NEXT: movl $0, (%rdi) |
| ; NEHALEM-NEXT: retq |
| ; |
| ; SANDYBRIDGE-LABEL: memset_5: |
| ; SANDYBRIDGE: # %bb.0: # %entry |
| ; SANDYBRIDGE-NEXT: movb $0, 4(%rdi) |
| ; SANDYBRIDGE-NEXT: movl $0, (%rdi) |
| ; SANDYBRIDGE-NEXT: retq |
| ; |
| ; SKYLAKE-LABEL: memset_5: |
| ; SKYLAKE: # %bb.0: # %entry |
| ; SKYLAKE-NEXT: movb $0, 4(%rdi) |
| ; SKYLAKE-NEXT: movl $0, (%rdi) |
| ; SKYLAKE-NEXT: retq |
| ; |
| ; KNL-LABEL: memset_5: |
| ; KNL: # %bb.0: # %entry |
| ; KNL-NEXT: movb $0, 4(%rdi) |
| ; KNL-NEXT: movl $0, (%rdi) |
| ; KNL-NEXT: retq |
| entry: |
| call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 5, i1 false) |
| ret void |
| } |
| |
| define void @memset_7(i8* %a) nounwind { |
| ; X86-LABEL: memset_7: |
| ; X86: # %bb.0: # %entry |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl $0, 3(%eax) |
| ; X86-NEXT: movl $0, (%eax) |
| ; X86-NEXT: retl |
| ; |
| ; CORE2-LABEL: memset_7: |
| ; CORE2: # %bb.0: # %entry |
| ; CORE2-NEXT: movl $0, 3(%rdi) |
| ; CORE2-NEXT: movl $0, (%rdi) |
| ; CORE2-NEXT: retq |
| ; |
| ; NEHALEM-LABEL: memset_7: |
| ; NEHALEM: # %bb.0: # %entry |
| ; NEHALEM-NEXT: movl $0, 3(%rdi) |
| ; NEHALEM-NEXT: movl $0, (%rdi) |
| ; NEHALEM-NEXT: retq |
| ; |
| ; SANDYBRIDGE-LABEL: memset_7: |
| ; SANDYBRIDGE: # %bb.0: # %entry |
| ; SANDYBRIDGE-NEXT: movl $0, 3(%rdi) |
| ; SANDYBRIDGE-NEXT: movl $0, (%rdi) |
| ; SANDYBRIDGE-NEXT: retq |
| ; |
| ; SKYLAKE-LABEL: memset_7: |
| ; SKYLAKE: # %bb.0: # %entry |
| ; SKYLAKE-NEXT: movl $0, 3(%rdi) |
| ; SKYLAKE-NEXT: movl $0, (%rdi) |
| ; SKYLAKE-NEXT: retq |
| ; |
| ; KNL-LABEL: memset_7: |
| ; KNL: # %bb.0: # %entry |
| ; KNL-NEXT: movl $0, 3(%rdi) |
| ; KNL-NEXT: movl $0, (%rdi) |
| ; KNL-NEXT: retq |
| entry: |
| call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 7, i1 false) |
| ret void |
| } |
| |
| define void @memset_8(i8* %a) nounwind { |
| ; X86-LABEL: memset_8: |
| ; X86: # %bb.0: # %entry |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl $0, 4(%eax) |
| ; X86-NEXT: movl $0, (%eax) |
| ; X86-NEXT: retl |
| ; |
| ; CORE2-LABEL: memset_8: |
| ; CORE2: # %bb.0: # %entry |
| ; CORE2-NEXT: movq $0, (%rdi) |
| ; CORE2-NEXT: retq |
| ; |
| ; NEHALEM-LABEL: memset_8: |
| ; NEHALEM: # %bb.0: # %entry |
| ; NEHALEM-NEXT: movq $0, (%rdi) |
| ; NEHALEM-NEXT: retq |
| ; |
| ; SANDYBRIDGE-LABEL: memset_8: |
| ; SANDYBRIDGE: # %bb.0: # %entry |
| ; SANDYBRIDGE-NEXT: movq $0, (%rdi) |
| ; SANDYBRIDGE-NEXT: retq |
| ; |
| ; SKYLAKE-LABEL: memset_8: |
| ; SKYLAKE: # %bb.0: # %entry |
| ; SKYLAKE-NEXT: movq $0, (%rdi) |
| ; SKYLAKE-NEXT: retq |
| ; |
| ; KNL-LABEL: memset_8: |
| ; KNL: # %bb.0: # %entry |
| ; KNL-NEXT: movq $0, (%rdi) |
| ; KNL-NEXT: retq |
| entry: |
| call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 8, i1 false) |
| ret void |
| } |
| |
| define void @memset_11(i8* %a) nounwind { |
| ; X86-LABEL: memset_11: |
| ; X86: # %bb.0: # %entry |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl $0, 7(%eax) |
| ; X86-NEXT: movl $0, 4(%eax) |
| ; X86-NEXT: movl $0, (%eax) |
| ; X86-NEXT: retl |
| ; |
| ; CORE2-LABEL: memset_11: |
| ; CORE2: # %bb.0: # %entry |
| ; CORE2-NEXT: movl $0, 7(%rdi) |
| ; CORE2-NEXT: movq $0, (%rdi) |
| ; CORE2-NEXT: retq |
| ; |
| ; NEHALEM-LABEL: memset_11: |
| ; NEHALEM: # %bb.0: # %entry |
| ; NEHALEM-NEXT: movl $0, 7(%rdi) |
| ; NEHALEM-NEXT: movq $0, (%rdi) |
| ; NEHALEM-NEXT: retq |
| ; |
| ; SANDYBRIDGE-LABEL: memset_11: |
| ; SANDYBRIDGE: # %bb.0: # %entry |
| ; SANDYBRIDGE-NEXT: movl $0, 7(%rdi) |
| ; SANDYBRIDGE-NEXT: movq $0, (%rdi) |
| ; SANDYBRIDGE-NEXT: retq |
| ; |
| ; SKYLAKE-LABEL: memset_11: |
| ; SKYLAKE: # %bb.0: # %entry |
| ; SKYLAKE-NEXT: movl $0, 7(%rdi) |
| ; SKYLAKE-NEXT: movq $0, (%rdi) |
| ; SKYLAKE-NEXT: retq |
| ; |
| ; KNL-LABEL: memset_11: |
| ; KNL: # %bb.0: # %entry |
| ; KNL-NEXT: movl $0, 7(%rdi) |
| ; KNL-NEXT: movq $0, (%rdi) |
| ; KNL-NEXT: retq |
| entry: |
| call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 11, i1 false) |
| ret void |
| } |
| |
| define void @memset_13(i8* %a) nounwind { |
| ; X86-LABEL: memset_13: |
| ; X86: # %bb.0: # %entry |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movb $0, 12(%eax) |
| ; X86-NEXT: movl $0, 8(%eax) |
| ; X86-NEXT: movl $0, 4(%eax) |
| ; X86-NEXT: movl $0, (%eax) |
| ; X86-NEXT: retl |
| ; |
| ; CORE2-LABEL: memset_13: |
| ; CORE2: # %bb.0: # %entry |
| ; CORE2-NEXT: movq $0, 5(%rdi) |
| ; CORE2-NEXT: movq $0, (%rdi) |
| ; CORE2-NEXT: retq |
| ; |
| ; NEHALEM-LABEL: memset_13: |
| ; NEHALEM: # %bb.0: # %entry |
| ; NEHALEM-NEXT: movq $0, 5(%rdi) |
| ; NEHALEM-NEXT: movq $0, (%rdi) |
| ; NEHALEM-NEXT: retq |
| ; |
| ; SANDYBRIDGE-LABEL: memset_13: |
| ; SANDYBRIDGE: # %bb.0: # %entry |
| ; SANDYBRIDGE-NEXT: movq $0, 5(%rdi) |
| ; SANDYBRIDGE-NEXT: movq $0, (%rdi) |
| ; SANDYBRIDGE-NEXT: retq |
| ; |
| ; SKYLAKE-LABEL: memset_13: |
| ; SKYLAKE: # %bb.0: # %entry |
| ; SKYLAKE-NEXT: movq $0, 5(%rdi) |
| ; SKYLAKE-NEXT: movq $0, (%rdi) |
| ; SKYLAKE-NEXT: retq |
| ; |
| ; KNL-LABEL: memset_13: |
| ; KNL: # %bb.0: # %entry |
| ; KNL-NEXT: movq $0, 5(%rdi) |
| ; KNL-NEXT: movq $0, (%rdi) |
| ; KNL-NEXT: retq |
| entry: |
| call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 13, i1 false) |
| ret void |
| } |
| |
| define void @memset_15(i8* %a) nounwind { |
| ; X86-LABEL: memset_15: |
| ; X86: # %bb.0: # %entry |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl $0, 11(%eax) |
| ; X86-NEXT: movl $0, 8(%eax) |
| ; X86-NEXT: movl $0, 4(%eax) |
| ; X86-NEXT: movl $0, (%eax) |
| ; X86-NEXT: retl |
| ; |
| ; CORE2-LABEL: memset_15: |
| ; CORE2: # %bb.0: # %entry |
| ; CORE2-NEXT: movq $0, 7(%rdi) |
| ; CORE2-NEXT: movq $0, (%rdi) |
| ; CORE2-NEXT: retq |
| ; |
| ; NEHALEM-LABEL: memset_15: |
| ; NEHALEM: # %bb.0: # %entry |
| ; NEHALEM-NEXT: movq $0, 7(%rdi) |
| ; NEHALEM-NEXT: movq $0, (%rdi) |
| ; NEHALEM-NEXT: retq |
| ; |
| ; SANDYBRIDGE-LABEL: memset_15: |
| ; SANDYBRIDGE: # %bb.0: # %entry |
| ; SANDYBRIDGE-NEXT: movq $0, 7(%rdi) |
| ; SANDYBRIDGE-NEXT: movq $0, (%rdi) |
| ; SANDYBRIDGE-NEXT: retq |
| ; |
| ; SKYLAKE-LABEL: memset_15: |
| ; SKYLAKE: # %bb.0: # %entry |
| ; SKYLAKE-NEXT: movq $0, 7(%rdi) |
| ; SKYLAKE-NEXT: movq $0, (%rdi) |
| ; SKYLAKE-NEXT: retq |
| ; |
| ; KNL-LABEL: memset_15: |
| ; KNL: # %bb.0: # %entry |
| ; KNL-NEXT: movq $0, 7(%rdi) |
| ; KNL-NEXT: movq $0, (%rdi) |
| ; KNL-NEXT: retq |
| entry: |
| call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 15, i1 false) |
| ret void |
| } |
| |
| define void @memset_16(i8* %a) nounwind { |
| ; X86-LABEL: memset_16: |
| ; X86: # %bb.0: # %entry |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl $0, 12(%eax) |
| ; X86-NEXT: movl $0, 8(%eax) |
| ; X86-NEXT: movl $0, 4(%eax) |
| ; X86-NEXT: movl $0, (%eax) |
| ; X86-NEXT: retl |
| ; |
| ; CORE2-LABEL: memset_16: |
| ; CORE2: # %bb.0: # %entry |
| ; CORE2-NEXT: movq $0, 8(%rdi) |
| ; CORE2-NEXT: movq $0, (%rdi) |
| ; CORE2-NEXT: retq |
| ; |
| ; NEHALEM-LABEL: memset_16: |
| ; NEHALEM: # %bb.0: # %entry |
| ; NEHALEM-NEXT: xorps %xmm0, %xmm0 |
| ; NEHALEM-NEXT: movups %xmm0, (%rdi) |
| ; NEHALEM-NEXT: retq |
| ; |
| ; SANDYBRIDGE-LABEL: memset_16: |
| ; SANDYBRIDGE: # %bb.0: # %entry |
| ; SANDYBRIDGE-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; SANDYBRIDGE-NEXT: vmovups %xmm0, (%rdi) |
| ; SANDYBRIDGE-NEXT: retq |
| ; |
| ; SKYLAKE-LABEL: memset_16: |
| ; SKYLAKE: # %bb.0: # %entry |
| ; SKYLAKE-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; SKYLAKE-NEXT: vmovups %xmm0, (%rdi) |
| ; SKYLAKE-NEXT: retq |
| ; |
| ; KNL-LABEL: memset_16: |
| ; KNL: # %bb.0: # %entry |
| ; KNL-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; KNL-NEXT: vmovups %xmm0, (%rdi) |
| ; KNL-NEXT: retq |
| entry: |
| call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 16, i1 false) |
| ret void |
| } |
| |
| define void @memset_17(i8* %a) nounwind { |
| ; X86-LABEL: memset_17: |
| ; X86: # %bb.0: # %entry |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movb $0, 16(%eax) |
| ; X86-NEXT: movl $0, 12(%eax) |
| ; X86-NEXT: movl $0, 8(%eax) |
| ; X86-NEXT: movl $0, 4(%eax) |
| ; X86-NEXT: movl $0, (%eax) |
| ; X86-NEXT: retl |
| ; |
| ; CORE2-LABEL: memset_17: |
| ; CORE2: # %bb.0: # %entry |
| ; CORE2-NEXT: movb $0, 16(%rdi) |
| ; CORE2-NEXT: movq $0, 8(%rdi) |
| ; CORE2-NEXT: movq $0, (%rdi) |
| ; CORE2-NEXT: retq |
| ; |
| ; NEHALEM-LABEL: memset_17: |
| ; NEHALEM: # %bb.0: # %entry |
| ; NEHALEM-NEXT: xorps %xmm0, %xmm0 |
| ; NEHALEM-NEXT: movups %xmm0, (%rdi) |
| ; NEHALEM-NEXT: movb $0, 16(%rdi) |
| ; NEHALEM-NEXT: retq |
| ; |
| ; SANDYBRIDGE-LABEL: memset_17: |
| ; SANDYBRIDGE: # %bb.0: # %entry |
| ; SANDYBRIDGE-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; SANDYBRIDGE-NEXT: vmovups %xmm0, (%rdi) |
| ; SANDYBRIDGE-NEXT: movb $0, 16(%rdi) |
| ; SANDYBRIDGE-NEXT: retq |
| ; |
| ; SKYLAKE-LABEL: memset_17: |
| ; SKYLAKE: # %bb.0: # %entry |
| ; SKYLAKE-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; SKYLAKE-NEXT: vmovups %xmm0, (%rdi) |
| ; SKYLAKE-NEXT: movb $0, 16(%rdi) |
| ; SKYLAKE-NEXT: retq |
| ; |
| ; KNL-LABEL: memset_17: |
| ; KNL: # %bb.0: # %entry |
| ; KNL-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; KNL-NEXT: vmovups %xmm0, (%rdi) |
| ; KNL-NEXT: movb $0, 16(%rdi) |
| ; KNL-NEXT: retq |
| entry: |
| call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 17, i1 false) |
| ret void |
| } |
| |
| define void @memset_19(i8* %a) nounwind { |
| ; X86-LABEL: memset_19: |
| ; X86: # %bb.0: # %entry |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl $0, 15(%eax) |
| ; X86-NEXT: movl $0, 12(%eax) |
| ; X86-NEXT: movl $0, 8(%eax) |
| ; X86-NEXT: movl $0, 4(%eax) |
| ; X86-NEXT: movl $0, (%eax) |
| ; X86-NEXT: retl |
| ; |
| ; CORE2-LABEL: memset_19: |
| ; CORE2: # %bb.0: # %entry |
| ; CORE2-NEXT: movl $0, 15(%rdi) |
| ; CORE2-NEXT: movq $0, 8(%rdi) |
| ; CORE2-NEXT: movq $0, (%rdi) |
| ; CORE2-NEXT: retq |
| ; |
| ; NEHALEM-LABEL: memset_19: |
| ; NEHALEM: # %bb.0: # %entry |
| ; NEHALEM-NEXT: xorps %xmm0, %xmm0 |
| ; NEHALEM-NEXT: movups %xmm0, (%rdi) |
| ; NEHALEM-NEXT: movl $0, 15(%rdi) |
| ; NEHALEM-NEXT: retq |
| ; |
| ; SANDYBRIDGE-LABEL: memset_19: |
| ; SANDYBRIDGE: # %bb.0: # %entry |
| ; SANDYBRIDGE-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; SANDYBRIDGE-NEXT: vmovups %xmm0, (%rdi) |
| ; SANDYBRIDGE-NEXT: movl $0, 15(%rdi) |
| ; SANDYBRIDGE-NEXT: retq |
| ; |
| ; SKYLAKE-LABEL: memset_19: |
| ; SKYLAKE: # %bb.0: # %entry |
| ; SKYLAKE-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; SKYLAKE-NEXT: vmovups %xmm0, (%rdi) |
| ; SKYLAKE-NEXT: movl $0, 15(%rdi) |
| ; SKYLAKE-NEXT: retq |
| ; |
| ; KNL-LABEL: memset_19: |
| ; KNL: # %bb.0: # %entry |
| ; KNL-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; KNL-NEXT: vmovups %xmm0, (%rdi) |
| ; KNL-NEXT: movl $0, 15(%rdi) |
| ; KNL-NEXT: retq |
| entry: |
| call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 19, i1 false) |
| ret void |
| } |
| |
| define void @memset_31(i8* %a) nounwind { |
| ; X86-LABEL: memset_31: |
| ; X86: # %bb.0: # %entry |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl $0, 27(%eax) |
| ; X86-NEXT: movl $0, 24(%eax) |
| ; X86-NEXT: movl $0, 20(%eax) |
| ; X86-NEXT: movl $0, 16(%eax) |
| ; X86-NEXT: movl $0, 12(%eax) |
| ; X86-NEXT: movl $0, 8(%eax) |
| ; X86-NEXT: movl $0, 4(%eax) |
| ; X86-NEXT: movl $0, (%eax) |
| ; X86-NEXT: retl |
| ; |
| ; CORE2-LABEL: memset_31: |
| ; CORE2: # %bb.0: # %entry |
| ; CORE2-NEXT: movq $0, 23(%rdi) |
| ; CORE2-NEXT: movq $0, 16(%rdi) |
| ; CORE2-NEXT: movq $0, 8(%rdi) |
| ; CORE2-NEXT: movq $0, (%rdi) |
| ; CORE2-NEXT: retq |
| ; |
| ; NEHALEM-LABEL: memset_31: |
| ; NEHALEM: # %bb.0: # %entry |
| ; NEHALEM-NEXT: xorps %xmm0, %xmm0 |
| ; NEHALEM-NEXT: movups %xmm0, 15(%rdi) |
| ; NEHALEM-NEXT: movups %xmm0, (%rdi) |
| ; NEHALEM-NEXT: retq |
| ; |
| ; SANDYBRIDGE-LABEL: memset_31: |
| ; SANDYBRIDGE: # %bb.0: # %entry |
| ; SANDYBRIDGE-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; SANDYBRIDGE-NEXT: vmovups %xmm0, 15(%rdi) |
| ; SANDYBRIDGE-NEXT: vmovups %xmm0, (%rdi) |
| ; SANDYBRIDGE-NEXT: retq |
| ; |
| ; SKYLAKE-LABEL: memset_31: |
| ; SKYLAKE: # %bb.0: # %entry |
| ; SKYLAKE-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; SKYLAKE-NEXT: vmovups %xmm0, 15(%rdi) |
| ; SKYLAKE-NEXT: vmovups %xmm0, (%rdi) |
| ; SKYLAKE-NEXT: retq |
| ; |
| ; KNL-LABEL: memset_31: |
| ; KNL: # %bb.0: # %entry |
| ; KNL-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; KNL-NEXT: vmovups %xmm0, 15(%rdi) |
| ; KNL-NEXT: vmovups %xmm0, (%rdi) |
| ; KNL-NEXT: retq |
| entry: |
| call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 31, i1 false) |
| ret void |
| } |
| |
| define void @memset_32(i8* %a) nounwind { |
| ; X86-LABEL: memset_32: |
| ; X86: # %bb.0: # %entry |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl $0, 28(%eax) |
| ; X86-NEXT: movl $0, 24(%eax) |
| ; X86-NEXT: movl $0, 20(%eax) |
| ; X86-NEXT: movl $0, 16(%eax) |
| ; X86-NEXT: movl $0, 12(%eax) |
| ; X86-NEXT: movl $0, 8(%eax) |
| ; X86-NEXT: movl $0, 4(%eax) |
| ; X86-NEXT: movl $0, (%eax) |
| ; X86-NEXT: retl |
| ; |
| ; CORE2-LABEL: memset_32: |
| ; CORE2: # %bb.0: # %entry |
| ; CORE2-NEXT: movq $0, 24(%rdi) |
| ; CORE2-NEXT: movq $0, 16(%rdi) |
| ; CORE2-NEXT: movq $0, 8(%rdi) |
| ; CORE2-NEXT: movq $0, (%rdi) |
| ; CORE2-NEXT: retq |
| ; |
| ; NEHALEM-LABEL: memset_32: |
| ; NEHALEM: # %bb.0: # %entry |
| ; NEHALEM-NEXT: xorps %xmm0, %xmm0 |
| ; NEHALEM-NEXT: movups %xmm0, 16(%rdi) |
| ; NEHALEM-NEXT: movups %xmm0, (%rdi) |
| ; NEHALEM-NEXT: retq |
| ; |
| ; SANDYBRIDGE-LABEL: memset_32: |
| ; SANDYBRIDGE: # %bb.0: # %entry |
| ; SANDYBRIDGE-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; SANDYBRIDGE-NEXT: vmovups %xmm0, 16(%rdi) |
| ; SANDYBRIDGE-NEXT: vmovups %xmm0, (%rdi) |
| ; SANDYBRIDGE-NEXT: retq |
| ; |
| ; SKYLAKE-LABEL: memset_32: |
| ; SKYLAKE: # %bb.0: # %entry |
| ; SKYLAKE-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; SKYLAKE-NEXT: vmovups %ymm0, (%rdi) |
| ; SKYLAKE-NEXT: vzeroupper |
| ; SKYLAKE-NEXT: retq |
| ; |
| ; KNL-LABEL: memset_32: |
| ; KNL: # %bb.0: # %entry |
| ; KNL-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; KNL-NEXT: vmovups %ymm0, (%rdi) |
| ; KNL-NEXT: retq |
| entry: |
| call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 32, i1 false) |
| ret void |
| } |
| |
| define void @memset_32_align32(i8* %a) nounwind { |
| ; X86-LABEL: memset_32_align32: |
| ; X86: # %bb.0: # %entry |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl $0, 28(%eax) |
| ; X86-NEXT: movl $0, 24(%eax) |
| ; X86-NEXT: movl $0, 20(%eax) |
| ; X86-NEXT: movl $0, 16(%eax) |
| ; X86-NEXT: movl $0, 12(%eax) |
| ; X86-NEXT: movl $0, 8(%eax) |
| ; X86-NEXT: movl $0, 4(%eax) |
| ; X86-NEXT: movl $0, (%eax) |
| ; X86-NEXT: retl |
| ; |
| ; CORE2-LABEL: memset_32_align32: |
| ; CORE2: # %bb.0: # %entry |
| ; CORE2-NEXT: xorps %xmm0, %xmm0 |
| ; CORE2-NEXT: movaps %xmm0, 16(%rdi) |
| ; CORE2-NEXT: movaps %xmm0, (%rdi) |
| ; CORE2-NEXT: retq |
| ; |
| ; NEHALEM-LABEL: memset_32_align32: |
| ; NEHALEM: # %bb.0: # %entry |
| ; NEHALEM-NEXT: xorps %xmm0, %xmm0 |
| ; NEHALEM-NEXT: movaps %xmm0, 16(%rdi) |
| ; NEHALEM-NEXT: movaps %xmm0, (%rdi) |
| ; NEHALEM-NEXT: retq |
| ; |
| ; SANDYBRIDGE-LABEL: memset_32_align32: |
| ; SANDYBRIDGE: # %bb.0: # %entry |
| ; SANDYBRIDGE-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; SANDYBRIDGE-NEXT: vmovaps %ymm0, (%rdi) |
| ; SANDYBRIDGE-NEXT: vzeroupper |
| ; SANDYBRIDGE-NEXT: retq |
| ; |
| ; SKYLAKE-LABEL: memset_32_align32: |
| ; SKYLAKE: # %bb.0: # %entry |
| ; SKYLAKE-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; SKYLAKE-NEXT: vmovaps %ymm0, (%rdi) |
| ; SKYLAKE-NEXT: vzeroupper |
| ; SKYLAKE-NEXT: retq |
| ; |
| ; KNL-LABEL: memset_32_align32: |
| ; KNL: # %bb.0: # %entry |
| ; KNL-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; KNL-NEXT: vmovaps %ymm0, (%rdi) |
| ; KNL-NEXT: retq |
| entry: |
| call void @llvm.memset.p0i8.i64(i8* align 32 %a, i8 0, i64 32, i1 false) |
| ret void |
| } |
| |
| |
| define void @memset_35(i8* %a) nounwind { |
| ; X86-LABEL: memset_35: |
| ; X86: # %bb.0: # %entry |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl $0, 31(%eax) |
| ; X86-NEXT: movl $0, 28(%eax) |
| ; X86-NEXT: movl $0, 24(%eax) |
| ; X86-NEXT: movl $0, 20(%eax) |
| ; X86-NEXT: movl $0, 16(%eax) |
| ; X86-NEXT: movl $0, 12(%eax) |
| ; X86-NEXT: movl $0, 8(%eax) |
| ; X86-NEXT: movl $0, 4(%eax) |
| ; X86-NEXT: movl $0, (%eax) |
| ; X86-NEXT: retl |
| ; |
| ; CORE2-LABEL: memset_35: |
| ; CORE2: # %bb.0: # %entry |
| ; CORE2-NEXT: movl $0, 31(%rdi) |
| ; CORE2-NEXT: movq $0, 24(%rdi) |
| ; CORE2-NEXT: movq $0, 16(%rdi) |
| ; CORE2-NEXT: movq $0, 8(%rdi) |
| ; CORE2-NEXT: movq $0, (%rdi) |
| ; CORE2-NEXT: retq |
| ; |
| ; NEHALEM-LABEL: memset_35: |
| ; NEHALEM: # %bb.0: # %entry |
| ; NEHALEM-NEXT: xorps %xmm0, %xmm0 |
| ; NEHALEM-NEXT: movups %xmm0, 16(%rdi) |
| ; NEHALEM-NEXT: movups %xmm0, (%rdi) |
| ; NEHALEM-NEXT: movl $0, 31(%rdi) |
| ; NEHALEM-NEXT: retq |
| ; |
| ; SANDYBRIDGE-LABEL: memset_35: |
| ; SANDYBRIDGE: # %bb.0: # %entry |
| ; SANDYBRIDGE-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; SANDYBRIDGE-NEXT: vmovups %xmm0, 16(%rdi) |
| ; SANDYBRIDGE-NEXT: vmovups %xmm0, (%rdi) |
| ; SANDYBRIDGE-NEXT: movl $0, 31(%rdi) |
| ; SANDYBRIDGE-NEXT: retq |
| ; |
| ; SKYLAKE-LABEL: memset_35: |
| ; SKYLAKE: # %bb.0: # %entry |
| ; SKYLAKE-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; SKYLAKE-NEXT: vmovups %ymm0, (%rdi) |
| ; SKYLAKE-NEXT: movl $0, 31(%rdi) |
| ; SKYLAKE-NEXT: vzeroupper |
| ; SKYLAKE-NEXT: retq |
| ; |
| ; KNL-LABEL: memset_35: |
| ; KNL: # %bb.0: # %entry |
| ; KNL-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; KNL-NEXT: vmovups %ymm0, (%rdi) |
| ; KNL-NEXT: movl $0, 31(%rdi) |
| ; KNL-NEXT: retq |
| entry: |
| call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 35, i1 false) |
| ret void |
| } |
| |
| define void @memset_64(i8* %a) nounwind { |
| ; X86-LABEL: memset_64: |
| ; X86: # %bb.0: # %entry |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl $0, 60(%eax) |
| ; X86-NEXT: movl $0, 56(%eax) |
| ; X86-NEXT: movl $0, 52(%eax) |
| ; X86-NEXT: movl $0, 48(%eax) |
| ; X86-NEXT: movl $0, 44(%eax) |
| ; X86-NEXT: movl $0, 40(%eax) |
| ; X86-NEXT: movl $0, 36(%eax) |
| ; X86-NEXT: movl $0, 32(%eax) |
| ; X86-NEXT: movl $0, 28(%eax) |
| ; X86-NEXT: movl $0, 24(%eax) |
| ; X86-NEXT: movl $0, 20(%eax) |
| ; X86-NEXT: movl $0, 16(%eax) |
| ; X86-NEXT: movl $0, 12(%eax) |
| ; X86-NEXT: movl $0, 8(%eax) |
| ; X86-NEXT: movl $0, 4(%eax) |
| ; X86-NEXT: movl $0, (%eax) |
| ; X86-NEXT: retl |
| ; |
| ; CORE2-LABEL: memset_64: |
| ; CORE2: # %bb.0: # %entry |
| ; CORE2-NEXT: movq $0, 56(%rdi) |
| ; CORE2-NEXT: movq $0, 48(%rdi) |
| ; CORE2-NEXT: movq $0, 40(%rdi) |
| ; CORE2-NEXT: movq $0, 32(%rdi) |
| ; CORE2-NEXT: movq $0, 24(%rdi) |
| ; CORE2-NEXT: movq $0, 16(%rdi) |
| ; CORE2-NEXT: movq $0, 8(%rdi) |
| ; CORE2-NEXT: movq $0, (%rdi) |
| ; CORE2-NEXT: retq |
| ; |
| ; NEHALEM-LABEL: memset_64: |
| ; NEHALEM: # %bb.0: # %entry |
| ; NEHALEM-NEXT: xorps %xmm0, %xmm0 |
| ; NEHALEM-NEXT: movups %xmm0, 48(%rdi) |
| ; NEHALEM-NEXT: movups %xmm0, 32(%rdi) |
| ; NEHALEM-NEXT: movups %xmm0, 16(%rdi) |
| ; NEHALEM-NEXT: movups %xmm0, (%rdi) |
| ; NEHALEM-NEXT: retq |
| ; |
| ; SANDYBRIDGE-LABEL: memset_64: |
| ; SANDYBRIDGE: # %bb.0: # %entry |
| ; SANDYBRIDGE-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; SANDYBRIDGE-NEXT: vmovups %xmm0, 16(%rdi) |
| ; SANDYBRIDGE-NEXT: vmovups %xmm0, (%rdi) |
| ; SANDYBRIDGE-NEXT: vmovups %xmm0, 48(%rdi) |
| ; SANDYBRIDGE-NEXT: vmovups %xmm0, 32(%rdi) |
| ; SANDYBRIDGE-NEXT: retq |
| ; |
| ; SKYLAKE-LABEL: memset_64: |
| ; SKYLAKE: # %bb.0: # %entry |
| ; SKYLAKE-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; SKYLAKE-NEXT: vmovups %ymm0, 32(%rdi) |
| ; SKYLAKE-NEXT: vmovups %ymm0, (%rdi) |
| ; SKYLAKE-NEXT: vzeroupper |
| ; SKYLAKE-NEXT: retq |
| ; |
| ; KNL-LABEL: memset_64: |
| ; KNL: # %bb.0: # %entry |
| ; KNL-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; KNL-NEXT: vmovups %zmm0, (%rdi) |
| ; KNL-NEXT: retq |
| entry: |
| call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 64, i1 false) |
| ret void |
| } |
| |
| define void @memset_64_align64(i8* %a) nounwind { |
| ; X86-LABEL: memset_64_align64: |
| ; X86: # %bb.0: # %entry |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl $0, 60(%eax) |
| ; X86-NEXT: movl $0, 56(%eax) |
| ; X86-NEXT: movl $0, 52(%eax) |
| ; X86-NEXT: movl $0, 48(%eax) |
| ; X86-NEXT: movl $0, 44(%eax) |
| ; X86-NEXT: movl $0, 40(%eax) |
| ; X86-NEXT: movl $0, 36(%eax) |
| ; X86-NEXT: movl $0, 32(%eax) |
| ; X86-NEXT: movl $0, 28(%eax) |
| ; X86-NEXT: movl $0, 24(%eax) |
| ; X86-NEXT: movl $0, 20(%eax) |
| ; X86-NEXT: movl $0, 16(%eax) |
| ; X86-NEXT: movl $0, 12(%eax) |
| ; X86-NEXT: movl $0, 8(%eax) |
| ; X86-NEXT: movl $0, 4(%eax) |
| ; X86-NEXT: movl $0, (%eax) |
| ; X86-NEXT: retl |
| ; |
| ; CORE2-LABEL: memset_64_align64: |
| ; CORE2: # %bb.0: # %entry |
| ; CORE2-NEXT: xorps %xmm0, %xmm0 |
| ; CORE2-NEXT: movaps %xmm0, 48(%rdi) |
| ; CORE2-NEXT: movaps %xmm0, 32(%rdi) |
| ; CORE2-NEXT: movaps %xmm0, 16(%rdi) |
| ; CORE2-NEXT: movaps %xmm0, (%rdi) |
| ; CORE2-NEXT: retq |
| ; |
| ; NEHALEM-LABEL: memset_64_align64: |
| ; NEHALEM: # %bb.0: # %entry |
| ; NEHALEM-NEXT: xorps %xmm0, %xmm0 |
| ; NEHALEM-NEXT: movaps %xmm0, 48(%rdi) |
| ; NEHALEM-NEXT: movaps %xmm0, 32(%rdi) |
| ; NEHALEM-NEXT: movaps %xmm0, 16(%rdi) |
| ; NEHALEM-NEXT: movaps %xmm0, (%rdi) |
| ; NEHALEM-NEXT: retq |
| ; |
| ; SANDYBRIDGE-LABEL: memset_64_align64: |
| ; SANDYBRIDGE: # %bb.0: # %entry |
| ; SANDYBRIDGE-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; SANDYBRIDGE-NEXT: vmovaps %ymm0, 32(%rdi) |
| ; SANDYBRIDGE-NEXT: vmovaps %ymm0, (%rdi) |
| ; SANDYBRIDGE-NEXT: vzeroupper |
| ; SANDYBRIDGE-NEXT: retq |
| ; |
| ; SKYLAKE-LABEL: memset_64_align64: |
| ; SKYLAKE: # %bb.0: # %entry |
| ; SKYLAKE-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; SKYLAKE-NEXT: vmovaps %ymm0, 32(%rdi) |
| ; SKYLAKE-NEXT: vmovaps %ymm0, (%rdi) |
| ; SKYLAKE-NEXT: vzeroupper |
| ; SKYLAKE-NEXT: retq |
| ; |
| ; KNL-LABEL: memset_64_align64: |
| ; KNL: # %bb.0: # %entry |
| ; KNL-NEXT: vxorps %xmm0, %xmm0, %xmm0 |
| ; KNL-NEXT: vmovaps %zmm0, (%rdi) |
| ; KNL-NEXT: retq |
| entry: |
| call void @llvm.memset.p0i8.i64(i8* align 64 %a, i8 0, i64 64, i1 false) |
| ret void |
| } |
