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84 lines
3.0 KiB
LLVM
84 lines
3.0 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 | FileCheck %s
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; widen a v3f32 to vfi32 to do a vector multiple and an add
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define void @update(<3 x float>* %dst, <3 x float>* %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 $-16, %esp
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; CHECK-NEXT: subl $48, %esp
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; CHECK-NEXT: movl $1077936128, {{[0-9]+}}(%esp) # imm = 0x40400000
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; CHECK-NEXT: movl $1073741824, {{[0-9]+}}(%esp) # imm = 0x40000000
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; CHECK-NEXT: movl $1065353216, {{[0-9]+}}(%esp) # imm = 0x3F800000
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; CHECK-NEXT: movl $0, {{[0-9]+}}(%esp)
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; CHECK-NEXT: movaps {{.*#+}} xmm0 = <1976.04004,1976.04004,1976.04004,u>
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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 8(%ebp), %ecx
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; CHECK-NEXT: shll $4, %eax
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; CHECK-NEXT: movl 12(%ebp), %edx
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; CHECK-NEXT: movaps (%edx,%eax), %xmm1
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; CHECK-NEXT: mulps {{[0-9]+}}(%esp), %xmm1
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; CHECK-NEXT: addps %xmm0, %xmm1
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; CHECK-NEXT: extractps $2, %xmm1, 8(%ecx,%eax)
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; CHECK-NEXT: extractps $1, %xmm1, 4(%ecx,%eax)
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; CHECK-NEXT: movss %xmm1, (%ecx,%eax)
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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 float>*
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%src.addr = alloca <3 x float>*
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%n.addr = alloca i32
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%v = alloca <3 x float>, align 16
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%i = alloca i32, align 4
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store <3 x float>* %dst, <3 x float>** %dst.addr
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store <3 x float>* %src, <3 x float>** %src.addr
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store i32 %n, i32* %n.addr
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store <3 x float> < float 1.000000e+00, float 2.000000e+00, float 3.000000e+00 >, <3 x float>* %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 float>*, <3 x float>** %dst.addr
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%arrayidx = getelementptr <3 x float>, <3 x float>* %tmp3, i32 %tmp2
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%tmp4 = load i32, i32* %i
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%tmp5 = load <3 x float>*, <3 x float>** %src.addr
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%arrayidx6 = getelementptr <3 x float>, <3 x float>* %tmp5, i32 %tmp4
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%tmp7 = load <3 x float>, <3 x float>* %arrayidx6
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%tmp8 = load <3 x float>, <3 x float>* %v
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%mul = fmul <3 x float> %tmp7, %tmp8
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%add = fadd <3 x float> %mul, < float 0x409EE02900000000, float 0x409EE02900000000, float 0x409EE02900000000 >
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store <3 x float> %add, <3 x float>* %arrayidx
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br label %forinc
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forinc:
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%tmp9 = load i32, i32* %i
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%inc = add i32 %tmp9, 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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