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87 lines
2.9 KiB
LLVM
87 lines
2.9 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse4.2 -post-RA-scheduler=true | FileCheck %s
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; Widen a v3i16 to v8i16 to do a vector add
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@.str = internal constant [4 x i8] c"%d \00"
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@.str1 = internal constant [2 x i8] c"\0A\00"
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define void @update(<3 x i16>* %dst, <3 x i16>* %src, i32 %n) nounwind {
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; CHECK-LABEL: update:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: pushl %ebp
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; CHECK-NEXT: movl %esp, %ebp
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; CHECK-NEXT: andl $-8, %esp
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; CHECK-NEXT: subl $40, %esp
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; CHECK-NEXT: movl {{\.LCPI.*}}, %eax
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; CHECK-NEXT: movdqa {{.*#+}} xmm1 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15]
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; CHECK-NEXT: pcmpeqd %xmm0, %xmm0
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; CHECK-NEXT: movw $1, {{[0-9]+}}(%esp)
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; CHECK-NEXT: movl $0, {{[0-9]+}}(%esp)
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; CHECK-NEXT: movl %eax, {{[0-9]+}}(%esp)
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; CHECK-NEXT: jmp .LBB0_1
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; CHECK-NEXT: .p2align 4, 0x90
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; CHECK-NEXT: .LBB0_2: # %forbody
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; CHECK-NEXT: # in Loop: Header=BB0_1 Depth=1
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; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
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; CHECK-NEXT: movl 12(%ebp), %edx
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; CHECK-NEXT: movl 8(%ebp), %ecx
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; CHECK-NEXT: movd {{.*#+}} xmm2 = mem[0],zero,zero,zero
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; CHECK-NEXT: pmovzxwd {{.*#+}} xmm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero
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; CHECK-NEXT: pinsrd $2, 4(%edx,%eax,8), %xmm2
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; CHECK-NEXT: psubd %xmm0, %xmm2
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; CHECK-NEXT: pextrw $4, %xmm2, 4(%ecx,%eax,8)
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; CHECK-NEXT: pshufb %xmm1, %xmm2
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; CHECK-NEXT: movd %xmm2, (%ecx,%eax,8)
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; CHECK-NEXT: incl {{[0-9]+}}(%esp)
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; CHECK-NEXT: .LBB0_1: # %forcond
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; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
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; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
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; CHECK-NEXT: cmpl 16(%ebp), %eax
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; CHECK-NEXT: jl .LBB0_2
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; CHECK-NEXT: # %bb.3: # %afterfor
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; CHECK-NEXT: movl %ebp, %esp
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; CHECK-NEXT: popl %ebp
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; CHECK-NEXT: retl
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entry:
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%dst.addr = alloca <3 x i16>*
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%src.addr = alloca <3 x i16>*
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%n.addr = alloca i32
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%v = alloca <3 x i16>, align 8
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%i = alloca i32, align 4
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store <3 x i16>* %dst, <3 x i16>** %dst.addr
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store <3 x i16>* %src, <3 x i16>** %src.addr
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store i32 %n, i32* %n.addr
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store <3 x i16> < i16 1, i16 1, i16 1 >, <3 x i16>* %v
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store i32 0, i32* %i
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br label %forcond
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forcond:
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%tmp = load i32, i32* %i
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%tmp1 = load i32, i32* %n.addr
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%cmp = icmp slt i32 %tmp, %tmp1
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br i1 %cmp, label %forbody, label %afterfor
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forbody:
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%tmp2 = load i32, i32* %i
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%tmp3 = load <3 x i16>*, <3 x i16>** %dst.addr
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%arrayidx = getelementptr <3 x i16>, <3 x i16>* %tmp3, i32 %tmp2
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%tmp4 = load i32, i32* %i
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%tmp5 = load <3 x i16>*, <3 x i16>** %src.addr
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%arrayidx6 = getelementptr <3 x i16>, <3 x i16>* %tmp5, i32 %tmp4
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%tmp7 = load <3 x i16>, <3 x i16>* %arrayidx6
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%add = add <3 x i16> %tmp7, < i16 1, i16 1, i16 1 >
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store <3 x i16> %add, <3 x i16>* %arrayidx
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br label %forinc
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forinc:
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%tmp8 = load i32, i32* %i
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%inc = add i32 %tmp8, 1
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store i32 %inc, i32* %i
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br label %forcond
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afterfor:
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ret void
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}
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