Added some basic test cases for r61209

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61210 91177308-0d34-0410-b5e6-96231b3b80d8

18 files changed, 564 insertions, 0 deletions

diff --git a/test/CodeGen/X86/widen_arith-1.ll b/test/CodeGen/X86/widen_arith-1.ll
new file mode 100644
index 0000000000..13683b159f
--- /dev/null
+++ b/test/CodeGen/X86/widen_arith-1.ll
@@ -0,0 +1,48 @@
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse42 -disable-mmx -o %t -f
+; RUN: grep paddb  %t | count 1
+; RUN: grep pextrb %t | count 1
+; RUN: grep pextrw %t | count 1
+
+; Widen a v3i8 to v16i8 to use 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"
+
+define void @update(<3 x i8>* %dst, <3 x i8>* %src, i32 %n) nounwind {
+entry:
+	%dst.addr = alloca <3 x i8>*		; <<3 x i8>**> [#uses=2]
+	%src.addr = alloca <3 x i8>*		; <<3 x i8>**> [#uses=2]
+	%n.addr = alloca i32		; <i32*> [#uses=2]
+	%i = alloca i32, align 4		; <i32*> [#uses=6]
+	store <3 x i8>* %dst, <3 x i8>** %dst.addr
+	store <3 x i8>* %src, <3 x i8>** %src.addr
+	store i32 %n, i32* %n.addr
+	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 i8>** %dst.addr		; <<3 x i8>*> [#uses=1]
+	%arrayidx = getelementptr <3 x i8>* %tmp3, i32 %tmp2		; <<3 x i8>*> [#uses=1]
+	%tmp4 = load i32* %i		; <i32> [#uses=1]
+	%tmp5 = load <3 x i8>** %src.addr		; <<3 x i8>*> [#uses=1]
+	%arrayidx6 = getelementptr <3 x i8>* %tmp5, i32 %tmp4		; <<3 x i8>*> [#uses=1]
+	%tmp7 = load <3 x i8>* %arrayidx6		; <<3 x i8>> [#uses=1]
+	%add = add <3 x i8> %tmp7, < i8 1, i8 1, i8 1 >		; <<3 x i8>> [#uses=1]
+	store <3 x i8> %add, <3 x i8>* %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
+}
diff --git a/test/CodeGen/X86/widen_arith-2.ll b/test/CodeGen/X86/widen_arith-2.ll
new file mode 100644
index 0000000000..de6cd0871b
--- /dev/null
+++ b/test/CodeGen/X86/widen_arith-2.ll
@@ -0,0 +1,60 @@
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse42 -disable-mmx -o %t -f
+; RUN: grep paddb  %t | count 1
+; RUN: grep pand %t | count 1
+
+; widen v8i8 to v16i8 (checks even power of 2 widening with add & and)
+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"
+
+define void @update(i64* %dst_i, i64* %src_i, i32 %n) nounwind {
+entry:
+	%dst_i.addr = alloca i64*		; <i64**> [#uses=2]
+	%src_i.addr = alloca i64*		; <i64**> [#uses=2]
+	%n.addr = alloca i32		; <i32*> [#uses=2]
+	%i = alloca i32, align 4		; <i32*> [#uses=8]
+	%dst = alloca <8 x i8>*, align 4		; <<8 x i8>**> [#uses=2]
+	%src = alloca <8 x i8>*, align 4		; <<8 x i8>**> [#uses=2]
+	store i64* %dst_i, i64** %dst_i.addr
+	store i64* %src_i, i64** %src_i.addr
+	store i32 %n, i32* %n.addr
+	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 i64** %dst_i.addr		; <i64*> [#uses=1]
+	%arrayidx = getelementptr i64* %tmp3, i32 %tmp2		; <i64*> [#uses=1]
+	%conv = bitcast i64* %arrayidx to <8 x i8>*		; <<8 x i8>*> [#uses=1]
+	store <8 x i8>* %conv, <8 x i8>** %dst
+	%tmp4 = load i32* %i		; <i32> [#uses=1]
+	%tmp5 = load i64** %src_i.addr		; <i64*> [#uses=1]
+	%arrayidx6 = getelementptr i64* %tmp5, i32 %tmp4		; <i64*> [#uses=1]
+	%conv7 = bitcast i64* %arrayidx6 to <8 x i8>*		; <<8 x i8>*> [#uses=1]
+	store <8 x i8>* %conv7, <8 x i8>** %src
+	%tmp8 = load i32* %i		; <i32> [#uses=1]
+	%tmp9 = load <8 x i8>** %dst		; <<8 x i8>*> [#uses=1]
+	%arrayidx10 = getelementptr <8 x i8>* %tmp9, i32 %tmp8		; <<8 x i8>*> [#uses=1]
+	%tmp11 = load i32* %i		; <i32> [#uses=1]
+	%tmp12 = load <8 x i8>** %src		; <<8 x i8>*> [#uses=1]
+	%arrayidx13 = getelementptr <8 x i8>* %tmp12, i32 %tmp11		; <<8 x i8>*> [#uses=1]
+	%tmp14 = load <8 x i8>* %arrayidx13		; <<8 x i8>> [#uses=1]
+	%add = add <8 x i8> %tmp14, < i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1 >		; <<8 x i8>> [#uses=1]
+	%and = and <8 x i8> %add, < i8 4, i8 4, i8 4, i8 4, i8 4, i8 4, i8 4, i8 4 >		; <<8 x i8>> [#uses=1]
+	store <8 x i8> %and, <8 x i8>* %arrayidx10
+	br label %forinc
+
+forinc:		; preds = %forbody
+	%tmp15 = load i32* %i		; <i32> [#uses=1]
+	%inc = add i32 %tmp15, 1		; <i32> [#uses=1]
+	store i32 %inc, i32* %i
+	br label %forcond
+
+afterfor:		; preds = %forcond
+	ret void
+}
+
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
+}
+
diff --git a/test/CodeGen/X86/widen_arith-4.ll b/test/CodeGen/X86/widen_arith-4.ll
new file mode 100644
index 0000000000..e19ab6574a
--- /dev/null
+++ b/test/CodeGen/X86/widen_arith-4.ll
@@ -0,0 +1,51 @@
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse42 -disable-mmx -o %t -f
+; RUN: grep psubw  %t | count 1
+; RUN: grep pmullw %t | count 1
+
+; Widen a v5i16 to v8i16 to do a vector sub and multiple
+
+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"
+
+define void @update(<5 x i16>* %dst, <5 x i16>* %src, i32 %n) nounwind {
+entry:
+	%dst.addr = alloca <5 x i16>*		; <<5 x i16>**> [#uses=2]
+	%src.addr = alloca <5 x i16>*		; <<5 x i16>**> [#uses=2]
+	%n.addr = alloca i32		; <i32*> [#uses=2]
+	%v = alloca <5 x i16>, align 16		; <<5 x i16>*> [#uses=1]
+	%i = alloca i32, align 4		; <i32*> [#uses=6]
+	store <5 x i16>* %dst, <5 x i16>** %dst.addr
+	store <5 x i16>* %src, <5 x i16>** %src.addr
+	store i32 %n, i32* %n.addr
+	store <5 x i16> < i16 1, i16 1, i16 1, i16 0, i16 0 >, <5 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 <5 x i16>** %dst.addr		; <<5 x i16>*> [#uses=1]
+	%arrayidx = getelementptr <5 x i16>* %tmp3, i32 %tmp2		; <<5 x i16>*> [#uses=1]
+	%tmp4 = load i32* %i		; <i32> [#uses=1]
+	%tmp5 = load <5 x i16>** %src.addr		; <<5 x i16>*> [#uses=1]
+	%arrayidx6 = getelementptr <5 x i16>* %tmp5, i32 %tmp4		; <<5 x i16>*> [#uses=1]
+	%tmp7 = load <5 x i16>* %arrayidx6		; <<5 x i16>> [#uses=1]
+	%sub = sub <5 x i16> %tmp7, < i16 271, i16 271, i16 271, i16 271, i16 271 >		; <<5 x i16>> [#uses=1]
+	%mul = mul <5 x i16> %sub, < i16 2, i16 2, i16 2, i16 2, i16 2 >		; <<5 x i16>> [#uses=1]
+	store <5 x i16> %mul, <5 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
+}
+
diff --git a/test/CodeGen/X86/widen_arith-5.ll b/test/CodeGen/X86/widen_arith-5.ll
new file mode 100644
index 0000000000..6ff099dd8f
--- /dev/null
+++ b/test/CodeGen/X86/widen_arith-5.ll
@@ -0,0 +1,51 @@
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse42 -disable-mmx -o %t -f
+; RUN: grep pmulld  %t | count 1
+; RUN: grep psubd  %t | count 1
+; RUN: grep movaps %t | count 1
+
+; widen a v3i32 to v4i32 to do a vector multiple and a subtraction
+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"
+
+define void @update(<3 x i32>* %dst, <3 x i32>* %src, i32 %n) nounwind {
+entry:
+	%dst.addr = alloca <3 x i32>*		; <<3 x i32>**> [#uses=2]
+	%src.addr = alloca <3 x i32>*		; <<3 x i32>**> [#uses=2]
+	%n.addr = alloca i32		; <i32*> [#uses=2]
+	%v = alloca <3 x i32>, align 16		; <<3 x i32>*> [#uses=1]
+	%i = alloca i32, align 4		; <i32*> [#uses=6]
+	store <3 x i32>* %dst, <3 x i32>** %dst.addr
+	store <3 x i32>* %src, <3 x i32>** %src.addr
+	store i32 %n, i32* %n.addr
+	store <3 x i32> < i32 1, i32 1, i32 1 >, <3 x i32>* %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 i32>** %dst.addr		; <<3 x i32>*> [#uses=1]
+	%arrayidx = getelementptr <3 x i32>* %tmp3, i32 %tmp2		; <<3 x i32>*> [#uses=1]
+	%tmp4 = load i32* %i		; <i32> [#uses=1]
+	%tmp5 = load <3 x i32>** %src.addr		; <<3 x i32>*> [#uses=1]
+	%arrayidx6 = getelementptr <3 x i32>* %tmp5, i32 %tmp4		; <<3 x i32>*> [#uses=1]
+	%tmp7 = load <3 x i32>* %arrayidx6		; <<3 x i32>> [#uses=1]
+	%mul = mul <3 x i32> %tmp7, < i32 4, i32 4, i32 4 >		; <<3 x i32>> [#uses=1]
+	%sub = sub <3 x i32> %mul, < i32 3, i32 3, i32 3 >		; <<3 x i32>> [#uses=1]
+	store <3 x i32> %sub, <3 x i32>* %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
+}
+
diff --git a/test/CodeGen/X86/widen_arith-6.ll b/test/CodeGen/X86/widen_arith-6.ll
new file mode 100644
index 0000000000..59548c3336
--- /dev/null
+++ b/test/CodeGen/X86/widen_arith-6.ll
@@ -0,0 +1,50 @@
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse42 -disable-mmx -o %t -f
+; RUN: grep mulps  %t | count 1
+; RUN: grep addps  %t | count 1
+
+; widen a v3f32 to vfi32 to do a vector multiple and an 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"
+
+define void @update(<3 x float>* %dst, <3 x float>* %src, i32 %n) nounwind {
+entry:
+	%dst.addr = alloca <3 x float>*		; <<3 x float>**> [#uses=2]
+	%src.addr = alloca <3 x float>*		; <<3 x float>**> [#uses=2]
+	%n.addr = alloca i32		; <i32*> [#uses=2]
+	%v = alloca <3 x float>, align 16		; <<3 x float>*> [#uses=2]
+	%i = alloca i32, align 4		; <i32*> [#uses=6]
+	store <3 x float>* %dst, <3 x float>** %dst.addr
+	store <3 x float>* %src, <3 x float>** %src.addr
+	store i32 %n, i32* %n.addr
+	store <3 x float> < float 1.000000e+00, float 2.000000e+00, float 3.000000e+00 >, <3 x float>* %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 float>** %dst.addr		; <<3 x float>*> [#uses=1]
+	%arrayidx = getelementptr <3 x float>* %tmp3, i32 %tmp2		; <<3 x float>*> [#uses=1]
+	%tmp4 = load i32* %i		; <i32> [#uses=1]
+	%tmp5 = load <3 x float>** %src.addr		; <<3 x float>*> [#uses=1]
+	%arrayidx6 = getelementptr <3 x float>* %tmp5, i32 %tmp4		; <<3 x float>*> [#uses=1]
+	%tmp7 = load <3 x float>* %arrayidx6		; <<3 x float>> [#uses=1]
+	%tmp8 = load <3 x float>* %v		; <<3 x float>> [#uses=1]
+	%mul = mul <3 x float> %tmp7, %tmp8		; <<3 x float>> [#uses=1]
+	%add = add <3 x float> %mul, < float 0x409EE02900000000, float 0x409EE02900000000, float 0x409EE02900000000 >		; <<3 x float>> [#uses=1]
+	store <3 x float> %add, <3 x float>* %arrayidx
+	br label %forinc
+
+forinc:		; preds = %forbody
+	%tmp9 = load i32* %i		; <i32> [#uses=1]
+	%inc = add i32 %tmp9, 1		; <i32> [#uses=1]
+	store i32 %inc, i32* %i
+	br label %forcond
+
+afterfor:		; preds = %forcond
+	ret void
+}
diff --git a/test/CodeGen/X86/widen_cast-1.ll b/test/CodeGen/X86/widen_cast-1.ll
new file mode 100644
index 0000000000..ed8d27cde6
--- /dev/null
+++ b/test/CodeGen/X86/widen_cast-1.ll
@@ -0,0 +1,44 @@
+; 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 1
+; RUN: grep pextrd  %t | count 1
+
+; bitcast a v4i16 to v2i32
+
+define void @convert(<2 x i32>* %dst, <4 x i16>* %src) nounwind {
+entry:
+	%dst.addr = alloca <2 x i32>*		; <<2 x i32>**> [#uses=2]
+	%src.addr = alloca <4 x i16>*		; <<4 x i16>**> [#uses=2]
+	%i = alloca i32, align 4		; <i32*> [#uses=6]
+	store <2 x i32>* %dst, <2 x i32>** %dst.addr
+	store <4 x i16>* %src, <4 x i16>** %src.addr
+	store i32 0, i32* %i
+	br label %forcond
+
+forcond:		; preds = %forinc, %entry
+	%tmp = load i32* %i		; <i32> [#uses=1]
+	%cmp = icmp slt i32 %tmp, 4		; <i1> [#uses=1]
+	br i1 %cmp, label %forbody, label %afterfor
+
+forbody:		; preds = %forcond
+	%tmp1 = load i32* %i		; <i32> [#uses=1]
+	%tmp2 = load <2 x i32>** %dst.addr		; <<2 x i32>*> [#uses=1]
+	%arrayidx = getelementptr <2 x i32>* %tmp2, i32 %tmp1		; <<2 x i32>*> [#uses=1]
+	%tmp3 = load i32* %i		; <i32> [#uses=1]
+	%tmp4 = load <4 x i16>** %src.addr		; <<4 x i16>*> [#uses=1]
+	%arrayidx5 = getelementptr <4 x i16>* %tmp4, i32 %tmp3		; <<4 x i16>*> [#uses=1]
+	%tmp6 = load <4 x i16>* %arrayidx5		; <<4 x i16>> [#uses=1]
+	%add = add <4 x i16> %tmp6, < i16 1, i16 1, i16 1, i16 1 >		; <<4 x i16>> [#uses=1]
+	%conv = bitcast <4 x i16> %add to <2 x i32>		; <<2 x i32>> [#uses=1]
+	store <2 x i32> %conv, <2 x i32>* %arrayidx
+	br label %forinc
+
+forinc:		; preds = %forbody
+	%tmp7 = load i32* %i		; <i32> [#uses=1]
+	%inc = add i32 %tmp7, 1		; <i32> [#uses=1]
+	store i32 %inc, i32* %i
+	br label %forcond
+
+afterfor:		; preds = %forcond
+	ret void
+}
diff --git a/test/CodeGen/X86/widen_cast-2.ll b/test/CodeGen/X86/widen_cast-2.ll
new file mode 100644
index 0000000000..3b45ce308d
--- /dev/null
+++ b/test/CodeGen/X86/widen_cast-2.ll
@@ -0,0 +1,43 @@
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse42 -disable-mmx -o %t -f
+; RUN: grep pextrd  %t | count 5
+; RUN: grep movd  %t | count 3
+
+; bitcast v14i16 to v7i32
+
+define void @convert(<7 x i32>* %dst, <14 x i16>* %src) nounwind {
+entry:
+	%dst.addr = alloca <7 x i32>*		; <<7 x i32>**> [#uses=2]
+	%src.addr = alloca <14 x i16>*		; <<14 x i16>**> [#uses=2]
+	%i = alloca i32, align 4		; <i32*> [#uses=6]
+	store <7 x i32>* %dst, <7 x i32>** %dst.addr
+	store <14 x i16>* %src, <14 x i16>** %src.addr
+	store i32 0, i32* %i
+	br label %forcond
+
+forcond:		; preds = %forinc, %entry
+	%tmp = load i32* %i		; <i32> [#uses=1]
+	%cmp = icmp slt i32 %tmp, 4		; <i1> [#uses=1]
+	br i1 %cmp, label %forbody, label %afterfor
+
+forbody:		; preds = %forcond
+	%tmp1 = load i32* %i		; <i32> [#uses=1]
+	%tmp2 = load <7 x i32>** %dst.addr		; <<2 x i32>*> [#uses=1]
+	%arrayidx = getelementptr <7 x i32>* %tmp2, i32 %tmp1		; <<7 x i32>*> [#uses=1]
+	%tmp3 = load i32* %i		; <i32> [#uses=1]
+	%tmp4 = load <14 x i16>** %src.addr		; <<4 x i16>*> [#uses=1]
+	%arrayidx5 = getelementptr <14 x i16>* %tmp4, i32 %tmp3		; <<4 x i16>*> [#uses=1]
+	%tmp6 = load <14 x i16>* %arrayidx5		; <<4 x i16>> [#uses=1]
+	%add = add <14 x i16> %tmp6, < i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1 >		; <<4 x i16>> [#uses=1]
+	%conv = bitcast <14 x i16> %add to <7 x i32>		; <<7 x i32>> [#uses=1]
+	store <7 x i32> %conv, <7 x i32>* %arrayidx
+	br label %forinc
+
+forinc:		; preds = %forbody
+	%tmp7 = load i32* %i		; <i32> [#uses=1]
+	%inc = add i32 %tmp7, 1		; <i32> [#uses=1]
+	store i32 %inc, i32* %i
+	br label %forcond
+
+afterfor:		; preds = %forcond
+	ret void
+}
diff --git a/test/CodeGen/X86/widen_cast-3.ll b/test/CodeGen/X86/widen_cast-3.ll
new file mode 100644
index 0000000000..33cc41f73f
--- /dev/null
+++ b/test/CodeGen/X86/widen_cast-3.ll
@@ -0,0 +1,16 @@
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse42 -disable-mmx -o %t -f
+; RUN: grep paddd  %t | count 1
+; RUN: grep pextrd %t | count 2
+
+; bitcast v12i8 to v3i32
+
+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"
+
+define void @convert(<12 x i8>* %dst.addr, <3 x i32> %src) nounwind {
+entry:
+	%add = add <3 x i32> %src, < i32 1, i32 1, i32 1 >		; <<3 x i32>> [#uses=1]
+	%conv = bitcast <3 x i32> %add to <12 x i8>		; <<12 x i8>> [#uses=1]
+	store <12 x i8> %conv, <12 x i8>* %dst.addr
+	ret void
+}
diff --git a/test/CodeGen/X86/widen_cast-4.ll b/test/CodeGen/X86/widen_cast-4.ll
new file mode 100644
index 0000000000..942609ffb4
--- /dev/null
+++ b/test/CodeGen/X86/widen_cast-4.ll
@@ -0,0 +1,60 @@
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse42 -disable-mmx -o %t -f
+; RUN: grep sarb  %t | count 16
+
+; v8i8 that is widen to v16i8 then split
+; FIXME: This is widen to v16i8 and split to 16 and we then rebuild the vector.
+; Unfortunately, we don't split the store so we don't get the code we want.
+
+define void @update(i64* %dst_i, i64* %src_i, i32 %n) nounwind {
+entry:
+	%dst_i.addr = alloca i64*		; <i64**> [#uses=2]
+	%src_i.addr = alloca i64*		; <i64**> [#uses=2]
+	%n.addr = alloca i32		; <i32*> [#uses=2]
+	%i = alloca i32, align 4		; <i32*> [#uses=8]
+	%dst = alloca <8 x i8>*, align 4		; <<8 x i8>**> [#uses=2]
+	%src = alloca <8 x i8>*, align 4		; <<8 x i8>**> [#uses=2]
+	store i64* %dst_i, i64** %dst_i.addr
+	store i64* %src_i, i64** %src_i.addr
+	store i32 %n, i32* %n.addr
+	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 i64** %dst_i.addr		; <i64*> [#uses=1]
+	%arrayidx = getelementptr i64* %tmp3, i32 %tmp2		; <i64*> [#uses=1]
+	%conv = bitcast i64* %arrayidx to <8 x i8>*		; <<8 x i8>*> [#uses=1]
+	store <8 x i8>* %conv, <8 x i8>** %dst
+	%tmp4 = load i32* %i		; <i32> [#uses=1]
+	%tmp5 = load i64** %src_i.addr		; <i64*> [#uses=1]
+	%arrayidx6 = getelementptr i64* %tmp5, i32 %tmp4		; <i64*> [#uses=1]
+	%conv7 = bitcast i64* %arrayidx6 to <8 x i8>*		; <<8 x i8>*> [#uses=1]
+	store <8 x i8>* %conv7, <8 x i8>** %src
+	%tmp8 = load i32* %i		; <i32> [#uses=1]
+	%tmp9 = load <8 x i8>** %dst		; <<8 x i8>*> [#uses=1]
+	%arrayidx10 = getelementptr <8 x i8>* %tmp9, i32 %tmp8		; <<8 x i8>*> [#uses=1]
+	%tmp11 = load i32* %i		; <i32> [#uses=1]
+	%tmp12 = load <8 x i8>** %src		; <<8 x i8>*> [#uses=1]
+	%arrayidx13 = getelementptr <8 x i8>* %tmp12, i32 %tmp11		; <<8 x i8>*> [#uses=1]
+	%tmp14 = load <8 x i8>* %arrayidx13		; <<8 x i8>> [#uses=1]
+	%add = add <8 x i8> %tmp14, < i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1 >		; <<8 x i8>> [#uses=1]
+	%shr = ashr <8 x i8> %add, < i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2 >		; <<8 x i8>> [#uses=1]
+	store <8 x i8> %shr, <8 x i8>* %arrayidx10
+	br label %forinc
+
+forinc:		; preds = %forbody
+	%tmp15 = load i32* %i		; <i32> [#uses=1]
+	%inc = add i32 %tmp15, 1		; <i32> [#uses=1]
+	store i32 %inc, i32* %i
+	br label %forcond
+
+afterfor:		; preds = %forcond
+	ret void
+}
+
diff --git a/test/CodeGen/X86/widen_cast-5.ll b/test/CodeGen/X86/widen_cast-5.ll
new file mode 100644
index 0000000000..76969429be
--- /dev/null
+++ b/test/CodeGen/X86/widen_cast-5.ll
@@ -0,0 +1,11 @@
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse42 -disable-mmx -o %t -f
+
+; bitcast a i64 to v2i32
+
+define void @convert(<2 x i32>* %dst.addr, i64 %src) nounwind {
+entry:
+	%conv = bitcast i64 %src to <2 x i32>
+	%xor = xor <2 x i32> %conv, < i32 255, i32 32767 >
+	store <2 x i32> %xor, <2 x i32>* %dst.addr
+	ret void
+}
diff --git a/test/CodeGen/X86/widen_conv-1.ll b/test/CodeGen/X86/widen_conv-1.ll
new file mode 100644
index 0000000000..a4aab7bb1d
--- /dev/null
+++ b/test/CodeGen/X86/widen_conv-1.ll
@@ -0,0 +1,13 @@
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse42 -disable-mmx -o %t -f
+; RUN: grep pshufd %t | count 1
+; RUN: grep paddd  %t | count 1
+
+; truncate v2i64 to v2i32
+
+define void @convert(<2 x i32>* %dst.addr, <2 x i64> %src) nounwind {
+entry:
+	%val = trunc <2 x i64> %src to <2 x i32>
+	%add = add <2 x i32> %val, < i32 1, i32 1 >
+	store <2 x i32> %add, <2 x i32>* %dst.addr
+	ret void
+}
diff --git a/test/CodeGen/X86/widen_conv-2.ll b/test/CodeGen/X86/widen_conv-2.ll
new file mode 100644
index 0000000000..191a261ccf
--- /dev/null
+++ b/test/CodeGen/X86/widen_conv-2.ll
@@ -0,0 +1,10 @@
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse42 -disable-mmx -o %t -f
+
+; sign extension v2i32 to v2i16
+
+define void @convert(<2 x i32>* %dst.addr, <2 x i16> %src) nounwind {
+entry:
+	%signext = sext <2 x i16> %src to <2 x i32>		; <<12 x i8>> [#uses=1]
+	store <2 x i32> %signext, <2 x i32>* %dst.addr
+	ret void
+}
diff --git a/test/CodeGen/X86/widen_conv-3.ll b/test/CodeGen/X86/widen_conv-3.ll
new file mode 100644
index 0000000000..154788d667
--- /dev/null
+++ b/test/CodeGen/X86/widen_conv-3.ll
@@ -0,0 +1,10 @@
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse42 -disable-mmx -o %t -f
+; grep cvtsi2ss  %t | count 1 
+; sign to float v2i16 to v2f32
+
+define void @convert(<2 x float>* %dst.addr, <2 x i16> %src) nounwind {
+entry:
+	%val = sitofp <2 x i16> %src to <2 x float>
+	store <2 x float> %val, <2 x float>* %dst.addr
+	ret void
+}
diff --git a/test/CodeGen/X86/widen_conv-4.ll b/test/CodeGen/X86/widen_conv-4.ll
new file mode 100644
index 0000000000..1ea5788ab3
--- /dev/null
+++ b/test/CodeGen/X86/widen_conv-4.ll
@@ -0,0 +1,10 @@
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse42 -disable-mmx -o %t -f
+
+; unsigned to float v7i16 to v7f32
+
+define void @convert(<7 x float>* %dst.addr, <7 x i16> %src) nounwind {
+entry:
+	%val = sitofp <7 x i16> %src to <7 x float>
+	store <7 x float> %val, <7 x float>* %dst.addr
+	ret void
+}
diff --git a/test/CodeGen/X86/widen_select-1.ll b/test/CodeGen/X86/widen_select-1.ll
new file mode 100644
index 0000000000..3d757b8a8a
--- /dev/null
+++ b/test/CodeGen/X86/widen_select-1.ll
@@ -0,0 +1,11 @@
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse42 -disable-mmx -o %t -f
+
+; widening select v6i32 and then a sub
+
+define void @select(i1 %c, <6 x i32>* %dst.addr, <6 x i32> %src1,<6 x i32> %src2) nounwind {
+entry:
+	%x = select i1 %c, <6 x i32> %src1, <6 x i32> %src2
+	%val = sub <6 x i32> %x, < i32 1, i32 1, i32 1, i32 1, i32 1, i32 1 >;
+	store <6 x i32> %val, <6 x i32>* %dst.addr
+	ret void
+}
diff --git a/test/CodeGen/X86/widen_shuffle-1.ll b/test/CodeGen/X86/widen_shuffle-1.ll
new file mode 100644
index 0000000000..d3bbd5f9ed
--- /dev/null
+++ b/test/CodeGen/X86/widen_shuffle-1.ll
@@ -0,0 +1,11 @@
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse42 -disable-mmx -o %t -f
+
+; widening shuffle v3float and then a add
+
+define void @shuf(<3 x float>* %dst.addr, <3 x float> %src1,<3 x float> %src2) nounwind {
+entry:
+	%x = shufflevector <3 x float> %src1, <3 x float> %src2, <3 x i32> < i32 0, i32 1, i32 2>
+	%val = add <3 x float> %x, %src2;
+	store <3 x float> %val, <3 x float>* %dst.addr
+	ret void
+}
diff --git a/test/CodeGen/X86/widen_shuffle-2.ll b/test/CodeGen/X86/widen_shuffle-2.ll
new file mode 100644
index 0000000000..d25e02e6de
--- /dev/null
+++ b/test/CodeGen/X86/widen_shuffle-2.ll
@@ -0,0 +1,11 @@
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse42 -disable-mmx -o %t -f
+
+; widening shuffle v3float and then a add
+
+define void @shuf(<3 x float>* %dst.addr, <3 x float> %src1,<3 x float> %src2) nounwind {
+entry:
+	%x = shufflevector <3 x float> %src1, <3 x float> %src2, <3 x i32> < i32 0, i32 4, i32 2>
+	%val = add <3 x float> %x, %src2;
+	store <3 x float> %val, <3 x float>* %dst.addr
+	ret void
+}