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Diffstat (limited to 'test/CodeGen/X86/widen_arith-3.ll')
| -rw-r--r-- | test/CodeGen/X86/widen_arith-3.ll | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/test/CodeGen/X86/widen_arith-3.ll b/test/CodeGen/X86/widen_arith-3.ll new file mode 100644 index 0000000000..fbba4457e2 --- /dev/null +++ b/test/CodeGen/X86/widen_arith-3.ll @@ -0,0 +1,54 @@ +; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse42 -disable-mmx -o %t -f +; RUN: grep paddw %t | count 1 +; RUN: grep movd %t | count 2 +; RUN: grep pextrw %t | count 1 + +; Widen a v3i16 to v8i16 to do a vector add + +target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" +target triple = "i686-apple-darwin10.0.0d2" +@.str = internal constant [4 x i8] c"%d \00" ; <[4 x i8]*> [#uses=1] +@.str1 = internal constant [2 x i8] c"\0A\00" ; <[2 x i8]*> [#uses=1] + +define void @update(<3 x i16>* %dst, <3 x i16>* %src, i32 %n) nounwind { +entry: + %dst.addr = alloca <3 x i16>* ; <<3 x i16>**> [#uses=2] + %src.addr = alloca <3 x i16>* ; <<3 x i16>**> [#uses=2] + %n.addr = alloca i32 ; <i32*> [#uses=2] + %v = alloca <3 x i16>, align 8 ; <<3 x i16>*> [#uses=1] + %i = alloca i32, align 4 ; <i32*> [#uses=6] + store <3 x i16>* %dst, <3 x i16>** %dst.addr + store <3 x i16>* %src, <3 x i16>** %src.addr + store i32 %n, i32* %n.addr + store <3 x i16> < i16 1, i16 1, i16 1 >, <3 x i16>* %v + store i32 0, i32* %i + br label %forcond + +forcond: ; preds = %forinc, %entry + %tmp = load i32* %i ; <i32> [#uses=1] + %tmp1 = load i32* %n.addr ; <i32> [#uses=1] + %cmp = icmp slt i32 %tmp, %tmp1 ; <i1> [#uses=1] + br i1 %cmp, label %forbody, label %afterfor + +forbody: ; preds = %forcond + %tmp2 = load i32* %i ; <i32> [#uses=1] + %tmp3 = load <3 x i16>** %dst.addr ; <<3 x i16>*> [#uses=1] + %arrayidx = getelementptr <3 x i16>* %tmp3, i32 %tmp2 ; <<3 x i16>*> [#uses=1] + %tmp4 = load i32* %i ; <i32> [#uses=1] + %tmp5 = load <3 x i16>** %src.addr ; <<3 x i16>*> [#uses=1] + %arrayidx6 = getelementptr <3 x i16>* %tmp5, i32 %tmp4 ; <<3 x i16>*> [#uses=1] + %tmp7 = load <3 x i16>* %arrayidx6 ; <<3 x i16>> [#uses=1] + %add = add <3 x i16> %tmp7, < i16 1, i16 1, i16 1 > ; <<3 x i16>> [#uses=1] + store <3 x i16> %add, <3 x i16>* %arrayidx + br label %forinc + +forinc: ; preds = %forbody + %tmp8 = load i32* %i ; <i32> [#uses=1] + %inc = add i32 %tmp8, 1 ; <i32> [#uses=1] + store i32 %inc, i32* %i + br label %forcond + +afterfor: ; preds = %forcond + ret void +} + |