345 lines
9.1 KiB
LLVM
345 lines
9.1 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=i686-unknown-linux | FileCheck %s --check-prefix=X86
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; RUN: llc < %s -mtriple=x86_64-unknown-linux -mcpu=core2 | FileCheck %s --check-prefix=CORE2
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; RUN: llc < %s -mtriple=x86_64-unknown-linux -mcpu=nehalem | FileCheck %s --check-prefix=NEHALEM
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declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i1) nounwind
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define void @memset_0(i8* %a) nounwind {
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; X86-LABEL: memset_0:
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; X86: # %bb.0: # %entry
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; X86-NEXT: retl
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;
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; CORE2-LABEL: memset_0:
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; CORE2: # %bb.0: # %entry
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; CORE2-NEXT: retq
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;
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; NEHALEM-LABEL: memset_0:
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; NEHALEM: # %bb.0: # %entry
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; NEHALEM-NEXT: retq
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entry:
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call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 0, i1 false)
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ret void
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}
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define void @memset_4(i8* %a) nounwind {
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; X86-LABEL: memset_4:
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; X86: # %bb.0: # %entry
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: movl $0, (%eax)
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; X86-NEXT: retl
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;
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; CORE2-LABEL: memset_4:
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; CORE2: # %bb.0: # %entry
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; CORE2-NEXT: movl $0, (%rdi)
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; CORE2-NEXT: retq
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;
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; NEHALEM-LABEL: memset_4:
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; NEHALEM: # %bb.0: # %entry
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; NEHALEM-NEXT: movl $0, (%rdi)
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; NEHALEM-NEXT: retq
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entry:
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call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 4, i1 false)
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ret void
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}
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define void @memset_5(i8* %a) nounwind {
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; X86-LABEL: memset_5:
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; X86: # %bb.0: # %entry
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: movb $0, 4(%eax)
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; X86-NEXT: movl $0, (%eax)
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; X86-NEXT: retl
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;
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; CORE2-LABEL: memset_5:
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; CORE2: # %bb.0: # %entry
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; CORE2-NEXT: movb $0, 4(%rdi)
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; CORE2-NEXT: movl $0, (%rdi)
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; CORE2-NEXT: retq
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;
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; NEHALEM-LABEL: memset_5:
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; NEHALEM: # %bb.0: # %entry
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; NEHALEM-NEXT: movb $0, 4(%rdi)
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; NEHALEM-NEXT: movl $0, (%rdi)
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; NEHALEM-NEXT: retq
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entry:
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call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 5, i1 false)
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ret void
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}
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define void @memset_7(i8* %a) nounwind {
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; X86-LABEL: memset_7:
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; X86: # %bb.0: # %entry
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: movl $0, 3(%eax)
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; X86-NEXT: movl $0, (%eax)
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; X86-NEXT: retl
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;
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; CORE2-LABEL: memset_7:
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; CORE2: # %bb.0: # %entry
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; CORE2-NEXT: movl $0, 3(%rdi)
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; CORE2-NEXT: movl $0, (%rdi)
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; CORE2-NEXT: retq
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;
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; NEHALEM-LABEL: memset_7:
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; NEHALEM: # %bb.0: # %entry
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; NEHALEM-NEXT: movl $0, 3(%rdi)
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; NEHALEM-NEXT: movl $0, (%rdi)
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; NEHALEM-NEXT: retq
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entry:
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call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 7, i1 false)
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ret void
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}
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define void @memset_8(i8* %a) nounwind {
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; X86-LABEL: memset_8:
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; X86: # %bb.0: # %entry
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: movl $0, 4(%eax)
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; X86-NEXT: movl $0, (%eax)
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; X86-NEXT: retl
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;
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; CORE2-LABEL: memset_8:
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; CORE2: # %bb.0: # %entry
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; CORE2-NEXT: movq $0, (%rdi)
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; CORE2-NEXT: retq
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;
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; NEHALEM-LABEL: memset_8:
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; NEHALEM: # %bb.0: # %entry
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; NEHALEM-NEXT: movq $0, (%rdi)
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; NEHALEM-NEXT: retq
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entry:
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call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 8, i1 false)
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ret void
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}
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define void @memset_11(i8* %a) nounwind {
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; X86-LABEL: memset_11:
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; X86: # %bb.0: # %entry
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: movl $0, 7(%eax)
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; X86-NEXT: movl $0, 4(%eax)
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; X86-NEXT: movl $0, (%eax)
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; X86-NEXT: retl
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;
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; CORE2-LABEL: memset_11:
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; CORE2: # %bb.0: # %entry
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; CORE2-NEXT: movl $0, 7(%rdi)
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; CORE2-NEXT: movq $0, (%rdi)
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; CORE2-NEXT: retq
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;
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; NEHALEM-LABEL: memset_11:
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; NEHALEM: # %bb.0: # %entry
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; NEHALEM-NEXT: movl $0, 7(%rdi)
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; NEHALEM-NEXT: movq $0, (%rdi)
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; NEHALEM-NEXT: retq
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entry:
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call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 11, i1 false)
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ret void
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}
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define void @memset_13(i8* %a) nounwind {
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; X86-LABEL: memset_13:
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; X86: # %bb.0: # %entry
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: movb $0, 12(%eax)
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; X86-NEXT: movl $0, 8(%eax)
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; X86-NEXT: movl $0, 4(%eax)
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; X86-NEXT: movl $0, (%eax)
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; X86-NEXT: retl
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;
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; CORE2-LABEL: memset_13:
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; CORE2: # %bb.0: # %entry
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; CORE2-NEXT: movq $0, 5(%rdi)
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; CORE2-NEXT: movq $0, (%rdi)
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; CORE2-NEXT: retq
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;
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; NEHALEM-LABEL: memset_13:
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; NEHALEM: # %bb.0: # %entry
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; NEHALEM-NEXT: movq $0, 5(%rdi)
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; NEHALEM-NEXT: movq $0, (%rdi)
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; NEHALEM-NEXT: retq
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entry:
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call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 13, i1 false)
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ret void
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}
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define void @memset_15(i8* %a) nounwind {
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; X86-LABEL: memset_15:
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; X86: # %bb.0: # %entry
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: movl $0, 11(%eax)
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; X86-NEXT: movl $0, 8(%eax)
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; X86-NEXT: movl $0, 4(%eax)
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; X86-NEXT: movl $0, (%eax)
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; X86-NEXT: retl
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;
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; CORE2-LABEL: memset_15:
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; CORE2: # %bb.0: # %entry
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; CORE2-NEXT: movq $0, 7(%rdi)
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; CORE2-NEXT: movq $0, (%rdi)
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; CORE2-NEXT: retq
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;
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; NEHALEM-LABEL: memset_15:
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; NEHALEM: # %bb.0: # %entry
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; NEHALEM-NEXT: movq $0, 7(%rdi)
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; NEHALEM-NEXT: movq $0, (%rdi)
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; NEHALEM-NEXT: retq
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entry:
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call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 15, i1 false)
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ret void
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}
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define void @memset_16(i8* %a) nounwind {
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; X86-LABEL: memset_16:
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; X86: # %bb.0: # %entry
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: movl $0, 12(%eax)
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; X86-NEXT: movl $0, 8(%eax)
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; X86-NEXT: movl $0, 4(%eax)
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; X86-NEXT: movl $0, (%eax)
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; X86-NEXT: retl
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;
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; CORE2-LABEL: memset_16:
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; CORE2: # %bb.0: # %entry
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; CORE2-NEXT: movq $0, 8(%rdi)
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; CORE2-NEXT: movq $0, (%rdi)
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; CORE2-NEXT: retq
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;
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; NEHALEM-LABEL: memset_16:
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; NEHALEM: # %bb.0: # %entry
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; NEHALEM-NEXT: xorps %xmm0, %xmm0
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; NEHALEM-NEXT: movups %xmm0, (%rdi)
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; NEHALEM-NEXT: retq
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entry:
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call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 16, i1 false)
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ret void
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}
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define void @memset_17(i8* %a) nounwind {
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; X86-LABEL: memset_17:
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; X86: # %bb.0: # %entry
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: movb $0, 16(%eax)
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; X86-NEXT: movl $0, 12(%eax)
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; X86-NEXT: movl $0, 8(%eax)
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; X86-NEXT: movl $0, 4(%eax)
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; X86-NEXT: movl $0, (%eax)
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; X86-NEXT: retl
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;
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; CORE2-LABEL: memset_17:
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; CORE2: # %bb.0: # %entry
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; CORE2-NEXT: movb $0, 16(%rdi)
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; CORE2-NEXT: movq $0, 8(%rdi)
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; CORE2-NEXT: movq $0, (%rdi)
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; CORE2-NEXT: retq
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;
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; NEHALEM-LABEL: memset_17:
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; NEHALEM: # %bb.0: # %entry
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; NEHALEM-NEXT: xorps %xmm0, %xmm0
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; NEHALEM-NEXT: movups %xmm0, (%rdi)
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; NEHALEM-NEXT: movb $0, 16(%rdi)
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; NEHALEM-NEXT: retq
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entry:
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call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 17, i1 false)
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ret void
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}
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define void @memset_19(i8* %a) nounwind {
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; X86-LABEL: memset_19:
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; X86: # %bb.0: # %entry
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: movl $0, 15(%eax)
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; X86-NEXT: movl $0, 12(%eax)
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; X86-NEXT: movl $0, 8(%eax)
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; X86-NEXT: movl $0, 4(%eax)
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; X86-NEXT: movl $0, (%eax)
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; X86-NEXT: retl
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;
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; CORE2-LABEL: memset_19:
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; CORE2: # %bb.0: # %entry
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; CORE2-NEXT: movl $0, 15(%rdi)
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; CORE2-NEXT: movq $0, 8(%rdi)
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; CORE2-NEXT: movq $0, (%rdi)
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; CORE2-NEXT: retq
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;
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; NEHALEM-LABEL: memset_19:
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; NEHALEM: # %bb.0: # %entry
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; NEHALEM-NEXT: xorps %xmm0, %xmm0
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; NEHALEM-NEXT: movups %xmm0, (%rdi)
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; NEHALEM-NEXT: movl $0, 15(%rdi)
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; NEHALEM-NEXT: retq
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entry:
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call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 19, i1 false)
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ret void
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}
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define void @memset_31(i8* %a) nounwind {
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; X86-LABEL: memset_31:
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; X86: # %bb.0: # %entry
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: movl $0, 27(%eax)
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; X86-NEXT: movl $0, 24(%eax)
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; X86-NEXT: movl $0, 20(%eax)
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; X86-NEXT: movl $0, 16(%eax)
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; X86-NEXT: movl $0, 12(%eax)
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; X86-NEXT: movl $0, 8(%eax)
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; X86-NEXT: movl $0, 4(%eax)
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; X86-NEXT: movl $0, (%eax)
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; X86-NEXT: retl
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;
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; CORE2-LABEL: memset_31:
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; CORE2: # %bb.0: # %entry
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; CORE2-NEXT: movq $0, 23(%rdi)
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; CORE2-NEXT: movq $0, 16(%rdi)
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; CORE2-NEXT: movq $0, 8(%rdi)
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; CORE2-NEXT: movq $0, (%rdi)
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; CORE2-NEXT: retq
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;
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; NEHALEM-LABEL: memset_31:
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; NEHALEM: # %bb.0: # %entry
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; NEHALEM-NEXT: xorps %xmm0, %xmm0
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; NEHALEM-NEXT: movups %xmm0, 15(%rdi)
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; NEHALEM-NEXT: movups %xmm0, (%rdi)
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; NEHALEM-NEXT: retq
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entry:
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call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 31, i1 false)
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ret void
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}
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define void @memset_35(i8* %a) nounwind {
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; X86-LABEL: memset_35:
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; X86: # %bb.0: # %entry
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: movl $0, 31(%eax)
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; X86-NEXT: movl $0, 28(%eax)
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; X86-NEXT: movl $0, 24(%eax)
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; X86-NEXT: movl $0, 20(%eax)
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; X86-NEXT: movl $0, 16(%eax)
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; X86-NEXT: movl $0, 12(%eax)
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; X86-NEXT: movl $0, 8(%eax)
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; X86-NEXT: movl $0, 4(%eax)
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; X86-NEXT: movl $0, (%eax)
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; X86-NEXT: retl
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;
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; CORE2-LABEL: memset_35:
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; CORE2: # %bb.0: # %entry
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; CORE2-NEXT: movl $0, 31(%rdi)
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; CORE2-NEXT: movq $0, 24(%rdi)
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; CORE2-NEXT: movq $0, 16(%rdi)
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; CORE2-NEXT: movq $0, 8(%rdi)
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; CORE2-NEXT: movq $0, (%rdi)
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; CORE2-NEXT: retq
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;
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; NEHALEM-LABEL: memset_35:
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; NEHALEM: # %bb.0: # %entry
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; NEHALEM-NEXT: xorps %xmm0, %xmm0
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; NEHALEM-NEXT: movups %xmm0, 16(%rdi)
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; NEHALEM-NEXT: movups %xmm0, (%rdi)
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; NEHALEM-NEXT: movl $0, 31(%rdi)
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; NEHALEM-NEXT: retq
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entry:
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call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 35, i1 false)
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ret void
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}
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