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cf082ae903
This update was done with the following bash script:
find test/Transforms -name "*.ll" | \
while read NAME; do
echo "$NAME"
if ! grep -q "^; *RUN: *llc" $NAME; then
TEMP=`mktemp -t temp`
cp $NAME $TEMP
sed -n "s/^define [^@]*@\([A-Za-z0-9_]*\)(.*$/\1/p" < $NAME | \
while read FUNC; do
sed -i '' "s/;\(.*\)\([A-Za-z0-9_]*\):\( *\)@$FUNC\([( ]*\)\$/;\1\2-LABEL:\3@$FUNC(/g" $TEMP
done
mv $TEMP $NAME
fi
done
llvm-svn: 186268
929 lines
25 KiB
LLVM
929 lines
25 KiB
LLVM
; Tests to make sure elimination of casts is working correctly
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; RUN: opt < %s -instcombine -S | FileCheck %s
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target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128-n8:16:32:64"
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@inbuf = external global [32832 x i8] ; <[32832 x i8]*> [#uses=1]
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define i32 @test1(i32 %A) {
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%c1 = bitcast i32 %A to i32 ; <i32> [#uses=1]
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%c2 = bitcast i32 %c1 to i32 ; <i32> [#uses=1]
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ret i32 %c2
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; CHECK: ret i32 %A
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}
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define i64 @test2(i8 %A) {
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%c1 = zext i8 %A to i16 ; <i16> [#uses=1]
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%c2 = zext i16 %c1 to i32 ; <i32> [#uses=1]
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%Ret = zext i32 %c2 to i64 ; <i64> [#uses=1]
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ret i64 %Ret
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; CHECK: %Ret = zext i8 %A to i64
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; CHECK: ret i64 %Ret
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}
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; This function should just use bitwise AND
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define i64 @test3(i64 %A) {
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%c1 = trunc i64 %A to i8 ; <i8> [#uses=1]
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%c2 = zext i8 %c1 to i64 ; <i64> [#uses=1]
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ret i64 %c2
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; CHECK: %c2 = and i64 %A, 255
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; CHECK: ret i64 %c2
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}
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define i32 @test4(i32 %A, i32 %B) {
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%COND = icmp slt i32 %A, %B ; <i1> [#uses=1]
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; Booleans are unsigned integrals
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%c = zext i1 %COND to i8 ; <i8> [#uses=1]
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; for the cast elim purpose
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%result = zext i8 %c to i32 ; <i32> [#uses=1]
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ret i32 %result
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; CHECK: %COND = icmp slt i32 %A, %B
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; CHECK: %result = zext i1 %COND to i32
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; CHECK: ret i32 %result
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}
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define i32 @test5(i1 %B) {
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; This cast should get folded into
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%c = zext i1 %B to i8 ; <i8> [#uses=1]
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; this cast
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%result = zext i8 %c to i32 ; <i32> [#uses=1]
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ret i32 %result
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; CHECK: %result = zext i1 %B to i32
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; CHECK: ret i32 %result
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}
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define i32 @test6(i64 %A) {
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%c1 = trunc i64 %A to i32 ; <i32> [#uses=1]
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%res = bitcast i32 %c1 to i32 ; <i32> [#uses=1]
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ret i32 %res
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; CHECK: trunc i64 %A to i32
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; CHECK-NEXT: ret i32
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}
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define i64 @test7(i1 %A) {
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%c1 = zext i1 %A to i32 ; <i32> [#uses=1]
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%res = sext i32 %c1 to i64 ; <i64> [#uses=1]
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ret i64 %res
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; CHECK: %res = zext i1 %A to i64
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; CHECK: ret i64 %res
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}
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define i64 @test8(i8 %A) {
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%c1 = sext i8 %A to i64 ; <i64> [#uses=1]
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%res = bitcast i64 %c1 to i64 ; <i64> [#uses=1]
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ret i64 %res
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; CHECK: = sext i8 %A to i64
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; CHECK-NEXT: ret i64
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}
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define i16 @test9(i16 %A) {
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%c1 = sext i16 %A to i32 ; <i32> [#uses=1]
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%c2 = trunc i32 %c1 to i16 ; <i16> [#uses=1]
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ret i16 %c2
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; CHECK: ret i16 %A
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}
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define i16 @test10(i16 %A) {
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%c1 = sext i16 %A to i32 ; <i32> [#uses=1]
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%c2 = trunc i32 %c1 to i16 ; <i16> [#uses=1]
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ret i16 %c2
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; CHECK: ret i16 %A
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}
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declare void @varargs(i32, ...)
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define void @test11(i32* %P) {
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%c = bitcast i32* %P to i16* ; <i16*> [#uses=1]
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call void (i32, ...)* @varargs( i32 5, i16* %c )
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ret void
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; CHECK: call void (i32, ...)* @varargs(i32 5, i32* %P)
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; CHECK: ret void
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}
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define i8* @test13(i64 %A) {
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%c = getelementptr [0 x i8]* bitcast ([32832 x i8]* @inbuf to [0 x i8]*), i64 0, i64 %A ; <i8*> [#uses=1]
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ret i8* %c
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; CHECK: %c = getelementptr [32832 x i8]* @inbuf, i64 0, i64 %A
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; CHECK: ret i8* %c
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}
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define i1 @test14(i8 %A) {
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%c = bitcast i8 %A to i8 ; <i8> [#uses=1]
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%X = icmp ult i8 %c, -128 ; <i1> [#uses=1]
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ret i1 %X
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; CHECK: %X = icmp sgt i8 %A, -1
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; CHECK: ret i1 %X
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}
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; This just won't occur when there's no difference between ubyte and sbyte
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;bool %test15(ubyte %A) {
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; %c = cast ubyte %A to sbyte
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; %X = setlt sbyte %c, 0 ; setgt %A, 127
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; ret bool %X
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;}
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define i1 @test16(i32* %P) {
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%c = icmp ne i32* %P, null ; <i1> [#uses=1]
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ret i1 %c
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; CHECK: %c = icmp ne i32* %P, null
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; CHECK: ret i1 %c
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}
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define i16 @test17(i1 %tmp3) {
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%c = zext i1 %tmp3 to i32 ; <i32> [#uses=1]
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%t86 = trunc i32 %c to i16 ; <i16> [#uses=1]
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ret i16 %t86
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; CHECK: %t86 = zext i1 %tmp3 to i16
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; CHECK: ret i16 %t86
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}
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define i16 @test18(i8 %tmp3) {
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%c = sext i8 %tmp3 to i32 ; <i32> [#uses=1]
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%t86 = trunc i32 %c to i16 ; <i16> [#uses=1]
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ret i16 %t86
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; CHECK: %t86 = sext i8 %tmp3 to i16
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; CHECK: ret i16 %t86
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}
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define i1 @test19(i32 %X) {
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%c = sext i32 %X to i64 ; <i64> [#uses=1]
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%Z = icmp slt i64 %c, 12345 ; <i1> [#uses=1]
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ret i1 %Z
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; CHECK: %Z = icmp slt i32 %X, 12345
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; CHECK: ret i1 %Z
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}
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define i1 @test20(i1 %B) {
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%c = zext i1 %B to i32 ; <i32> [#uses=1]
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%D = icmp slt i32 %c, -1 ; <i1> [#uses=1]
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;; false
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ret i1 %D
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; CHECK: ret i1 false
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}
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define i32 @test21(i32 %X) {
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%c1 = trunc i32 %X to i8 ; <i8> [#uses=1]
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;; sext -> zext -> and -> nop
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%c2 = sext i8 %c1 to i32 ; <i32> [#uses=1]
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%RV = and i32 %c2, 255 ; <i32> [#uses=1]
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ret i32 %RV
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; CHECK: %c21 = and i32 %X, 255
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; CHECK: ret i32 %c21
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}
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define i32 @test22(i32 %X) {
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%c1 = trunc i32 %X to i8 ; <i8> [#uses=1]
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;; sext -> zext -> and -> nop
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%c2 = sext i8 %c1 to i32 ; <i32> [#uses=1]
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%RV = shl i32 %c2, 24 ; <i32> [#uses=1]
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ret i32 %RV
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; CHECK: shl i32 %X, 24
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; CHECK-NEXT: ret i32
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}
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define i32 @test23(i32 %X) {
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;; Turn into an AND even though X
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%c1 = trunc i32 %X to i16 ; <i16> [#uses=1]
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;; and Z are signed.
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%c2 = zext i16 %c1 to i32 ; <i32> [#uses=1]
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ret i32 %c2
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; CHECK: %c2 = and i32 %X, 65535
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; CHECK: ret i32 %c2
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}
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define i1 @test24(i1 %C) {
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%X = select i1 %C, i32 14, i32 1234 ; <i32> [#uses=1]
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;; Fold cast into select
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%c = icmp ne i32 %X, 0 ; <i1> [#uses=1]
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ret i1 %c
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; CHECK: ret i1 true
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}
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define void @test25(i32** %P) {
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%c = bitcast i32** %P to float** ; <float**> [#uses=1]
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;; Fold cast into null
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store float* null, float** %c
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ret void
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; CHECK: store i32* null, i32** %P
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; CHECK: ret void
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}
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define i32 @test26(float %F) {
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;; no need to cast from float->double.
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%c = fpext float %F to double ; <double> [#uses=1]
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%D = fptosi double %c to i32 ; <i32> [#uses=1]
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ret i32 %D
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; CHECK: %D = fptosi float %F to i32
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; CHECK: ret i32 %D
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}
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define [4 x float]* @test27([9 x [4 x float]]* %A) {
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%c = bitcast [9 x [4 x float]]* %A to [4 x float]* ; <[4 x float]*> [#uses=1]
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ret [4 x float]* %c
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; CHECK: %c = getelementptr inbounds [9 x [4 x float]]* %A, i64 0, i64 0
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; CHECK: ret [4 x float]* %c
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}
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define float* @test28([4 x float]* %A) {
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%c = bitcast [4 x float]* %A to float* ; <float*> [#uses=1]
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ret float* %c
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; CHECK: %c = getelementptr inbounds [4 x float]* %A, i64 0, i64 0
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; CHECK: ret float* %c
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}
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define i32 @test29(i32 %c1, i32 %c2) {
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%tmp1 = trunc i32 %c1 to i8 ; <i8> [#uses=1]
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%tmp4.mask = trunc i32 %c2 to i8 ; <i8> [#uses=1]
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%tmp = or i8 %tmp4.mask, %tmp1 ; <i8> [#uses=1]
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%tmp10 = zext i8 %tmp to i32 ; <i32> [#uses=1]
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ret i32 %tmp10
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; CHECK: %tmp2 = or i32 %c2, %c1
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; CHECK: %tmp10 = and i32 %tmp2, 255
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; CHECK: ret i32 %tmp10
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}
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define i32 @test30(i32 %c1) {
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%c2 = trunc i32 %c1 to i8 ; <i8> [#uses=1]
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%c3 = xor i8 %c2, 1 ; <i8> [#uses=1]
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%c4 = zext i8 %c3 to i32 ; <i32> [#uses=1]
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ret i32 %c4
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; CHECK: %c3 = and i32 %c1, 255
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; CHECK: %c4 = xor i32 %c3, 1
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; CHECK: ret i32 %c4
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}
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define i1 @test31(i64 %A) {
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%B = trunc i64 %A to i32 ; <i32> [#uses=1]
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%C = and i32 %B, 42 ; <i32> [#uses=1]
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%D = icmp eq i32 %C, 10 ; <i1> [#uses=1]
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ret i1 %D
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; CHECK: %C = and i64 %A, 42
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; CHECK: %D = icmp eq i64 %C, 10
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; CHECK: ret i1 %D
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}
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define i32 @test33(i32 %c1) {
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%x = bitcast i32 %c1 to float ; <float> [#uses=1]
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%y = bitcast float %x to i32 ; <i32> [#uses=1]
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ret i32 %y
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; CHECK: ret i32 %c1
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}
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define i16 @test34(i16 %a) {
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%c1 = zext i16 %a to i32 ; <i32> [#uses=1]
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%tmp21 = lshr i32 %c1, 8 ; <i32> [#uses=1]
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%c2 = trunc i32 %tmp21 to i16 ; <i16> [#uses=1]
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ret i16 %c2
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; CHECK: %tmp21 = lshr i16 %a, 8
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; CHECK: ret i16 %tmp21
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}
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define i16 @test35(i16 %a) {
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%c1 = bitcast i16 %a to i16 ; <i16> [#uses=1]
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%tmp2 = lshr i16 %c1, 8 ; <i16> [#uses=1]
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%c2 = bitcast i16 %tmp2 to i16 ; <i16> [#uses=1]
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ret i16 %c2
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; CHECK: %tmp2 = lshr i16 %a, 8
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; CHECK: ret i16 %tmp2
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}
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; icmp sgt i32 %a, -1
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; rdar://6480391
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define i1 @test36(i32 %a) {
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%b = lshr i32 %a, 31
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%c = trunc i32 %b to i8
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%d = icmp eq i8 %c, 0
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ret i1 %d
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; CHECK: %d = icmp sgt i32 %a, -1
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; CHECK: ret i1 %d
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}
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; ret i1 false
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define i1 @test37(i32 %a) {
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%b = lshr i32 %a, 31
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%c = or i32 %b, 512
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%d = trunc i32 %c to i8
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%e = icmp eq i8 %d, 11
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ret i1 %e
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; CHECK: ret i1 false
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}
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define i64 @test38(i32 %a) {
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%1 = icmp eq i32 %a, -2
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%2 = zext i1 %1 to i8
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%3 = xor i8 %2, 1
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%4 = zext i8 %3 to i64
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ret i64 %4
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; CHECK: %1 = icmp ne i32 %a, -2
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; CHECK: %2 = zext i1 %1 to i64
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; CHECK: ret i64 %2
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}
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define i16 @test39(i16 %a) {
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%tmp = zext i16 %a to i32
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%tmp21 = lshr i32 %tmp, 8
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%tmp5 = shl i32 %tmp, 8
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%tmp.upgrd.32 = or i32 %tmp21, %tmp5
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%tmp.upgrd.3 = trunc i32 %tmp.upgrd.32 to i16
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ret i16 %tmp.upgrd.3
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; CHECK-LABEL: @test39(
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; CHECK: %tmp.upgrd.32 = call i16 @llvm.bswap.i16(i16 %a)
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; CHECK: ret i16 %tmp.upgrd.32
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}
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|
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define i16 @test40(i16 %a) {
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%tmp = zext i16 %a to i32
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%tmp21 = lshr i32 %tmp, 9
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%tmp5 = shl i32 %tmp, 8
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%tmp.upgrd.32 = or i32 %tmp21, %tmp5
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%tmp.upgrd.3 = trunc i32 %tmp.upgrd.32 to i16
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ret i16 %tmp.upgrd.3
|
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; CHECK-LABEL: @test40(
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; CHECK: %tmp21 = lshr i16 %a, 9
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; CHECK: %tmp5 = shl i16 %a, 8
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; CHECK: %tmp.upgrd.32 = or i16 %tmp21, %tmp5
|
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; CHECK: ret i16 %tmp.upgrd.32
|
|
}
|
|
|
|
; PR1263
|
|
define i32* @test41(i32* %tmp1) {
|
|
%tmp64 = bitcast i32* %tmp1 to { i32 }*
|
|
%tmp65 = getelementptr { i32 }* %tmp64, i32 0, i32 0
|
|
ret i32* %tmp65
|
|
; CHECK-LABEL: @test41(
|
|
; CHECK: ret i32* %tmp1
|
|
}
|
|
|
|
define i32 @test42(i32 %X) {
|
|
%Y = trunc i32 %X to i8 ; <i8> [#uses=1]
|
|
%Z = zext i8 %Y to i32 ; <i32> [#uses=1]
|
|
ret i32 %Z
|
|
; CHECK-LABEL: @test42(
|
|
; CHECK: %Z = and i32 %X, 255
|
|
}
|
|
|
|
; rdar://6598839
|
|
define zeroext i64 @test43(i8 zeroext %on_off) nounwind readonly {
|
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%A = zext i8 %on_off to i32
|
|
%B = add i32 %A, -1
|
|
%C = sext i32 %B to i64
|
|
ret i64 %C ;; Should be (add (zext i8 -> i64), -1)
|
|
; CHECK-LABEL: @test43(
|
|
; CHECK-NEXT: %A = zext i8 %on_off to i64
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|
; CHECK-NEXT: %B = add i64 %A, -1
|
|
; CHECK-NEXT: ret i64 %B
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|
}
|
|
|
|
define i64 @test44(i8 %T) {
|
|
%A = zext i8 %T to i16
|
|
%B = or i16 %A, 1234
|
|
%C = zext i16 %B to i64
|
|
ret i64 %C
|
|
; CHECK-LABEL: @test44(
|
|
; CHECK-NEXT: %A = zext i8 %T to i64
|
|
; CHECK-NEXT: %B = or i64 %A, 1234
|
|
; CHECK-NEXT: ret i64 %B
|
|
}
|
|
|
|
define i64 @test45(i8 %A, i64 %Q) {
|
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%D = trunc i64 %Q to i32 ;; should be removed
|
|
%B = sext i8 %A to i32
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|
%C = or i32 %B, %D
|
|
%E = zext i32 %C to i64
|
|
ret i64 %E
|
|
; CHECK-LABEL: @test45(
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; CHECK-NEXT: %B = sext i8 %A to i64
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; CHECK-NEXT: %C = or i64 %B, %Q
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; CHECK-NEXT: %E = and i64 %C, 4294967295
|
|
; CHECK-NEXT: ret i64 %E
|
|
}
|
|
|
|
|
|
define i64 @test46(i64 %A) {
|
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%B = trunc i64 %A to i32
|
|
%C = and i32 %B, 42
|
|
%D = shl i32 %C, 8
|
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%E = zext i32 %D to i64
|
|
ret i64 %E
|
|
; CHECK-LABEL: @test46(
|
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; CHECK-NEXT: %C = shl i64 %A, 8
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; CHECK-NEXT: %D = and i64 %C, 10752
|
|
; CHECK-NEXT: ret i64 %D
|
|
}
|
|
|
|
define i64 @test47(i8 %A) {
|
|
%B = sext i8 %A to i32
|
|
%C = or i32 %B, 42
|
|
%E = zext i32 %C to i64
|
|
ret i64 %E
|
|
; CHECK-LABEL: @test47(
|
|
; CHECK-NEXT: %B = sext i8 %A to i64
|
|
; CHECK-NEXT: %C = and i64 %B, 4294967253
|
|
; CHECK-NEXT: %E = or i64 %C, 42
|
|
; CHECK-NEXT: ret i64 %E
|
|
}
|
|
|
|
define i64 @test48(i8 %A, i8 %a) {
|
|
%b = zext i8 %a to i32
|
|
%B = zext i8 %A to i32
|
|
%C = shl i32 %B, 8
|
|
%D = or i32 %C, %b
|
|
%E = zext i32 %D to i64
|
|
ret i64 %E
|
|
; CHECK-LABEL: @test48(
|
|
; CHECK-NEXT: %b = zext i8 %a to i64
|
|
; CHECK-NEXT: %B = zext i8 %A to i64
|
|
; CHECK-NEXT: %C = shl nuw nsw i64 %B, 8
|
|
; CHECK-NEXT: %D = or i64 %C, %b
|
|
; CHECK-NEXT: ret i64 %D
|
|
}
|
|
|
|
define i64 @test49(i64 %A) {
|
|
%B = trunc i64 %A to i32
|
|
%C = or i32 %B, 1
|
|
%D = sext i32 %C to i64
|
|
ret i64 %D
|
|
; CHECK-LABEL: @test49(
|
|
; CHECK-NEXT: %C = shl i64 %A, 32
|
|
; CHECK-NEXT: ashr exact i64 %C, 32
|
|
; CHECK-NEXT: %D = or i64 {{.*}}, 1
|
|
; CHECK-NEXT: ret i64 %D
|
|
}
|
|
|
|
define i64 @test50(i64 %A) {
|
|
%a = lshr i64 %A, 2
|
|
%B = trunc i64 %a to i32
|
|
%D = add i32 %B, -1
|
|
%E = sext i32 %D to i64
|
|
ret i64 %E
|
|
; CHECK-LABEL: @test50(
|
|
; lshr+shl will be handled by DAGCombine.
|
|
; CHECK-NEXT: lshr i64 %A, 2
|
|
; CHECK-NEXT: shl i64 %a, 32
|
|
; CHECK-NEXT: add i64 {{.*}}, -4294967296
|
|
; CHECK-NEXT: %E = ashr exact i64 {{.*}}, 32
|
|
; CHECK-NEXT: ret i64 %E
|
|
}
|
|
|
|
define i64 @test51(i64 %A, i1 %cond) {
|
|
%B = trunc i64 %A to i32
|
|
%C = and i32 %B, -2
|
|
%D = or i32 %B, 1
|
|
%E = select i1 %cond, i32 %C, i32 %D
|
|
%F = sext i32 %E to i64
|
|
ret i64 %F
|
|
; CHECK-LABEL: @test51(
|
|
; CHECK-NEXT: %C = and i64 %A, 4294967294
|
|
; CHECK-NEXT: %D = or i64 %A, 1
|
|
; CHECK-NEXT: %E = select i1 %cond, i64 %C, i64 %D
|
|
; CHECK-NEXT: %sext = shl i64 %E, 32
|
|
; CHECK-NEXT: %F = ashr exact i64 %sext, 32
|
|
; CHECK-NEXT: ret i64 %F
|
|
}
|
|
|
|
define i32 @test52(i64 %A) {
|
|
%B = trunc i64 %A to i16
|
|
%C = or i16 %B, -32574
|
|
%D = and i16 %C, -25350
|
|
%E = zext i16 %D to i32
|
|
ret i32 %E
|
|
; CHECK-LABEL: @test52(
|
|
; CHECK-NEXT: %B = trunc i64 %A to i32
|
|
; CHECK-NEXT: %C = and i32 %B, 7224
|
|
; CHECK-NEXT: %D = or i32 %C, 32962
|
|
; CHECK-NEXT: ret i32 %D
|
|
}
|
|
|
|
define i64 @test53(i32 %A) {
|
|
%B = trunc i32 %A to i16
|
|
%C = or i16 %B, -32574
|
|
%D = and i16 %C, -25350
|
|
%E = zext i16 %D to i64
|
|
ret i64 %E
|
|
; CHECK-LABEL: @test53(
|
|
; CHECK-NEXT: %B = zext i32 %A to i64
|
|
; CHECK-NEXT: %C = and i64 %B, 7224
|
|
; CHECK-NEXT: %D = or i64 %C, 32962
|
|
; CHECK-NEXT: ret i64 %D
|
|
}
|
|
|
|
define i32 @test54(i64 %A) {
|
|
%B = trunc i64 %A to i16
|
|
%C = or i16 %B, -32574
|
|
%D = and i16 %C, -25350
|
|
%E = sext i16 %D to i32
|
|
ret i32 %E
|
|
; CHECK-LABEL: @test54(
|
|
; CHECK-NEXT: %B = trunc i64 %A to i32
|
|
; CHECK-NEXT: %C = and i32 %B, 7224
|
|
; CHECK-NEXT: %D = or i32 %C, -32574
|
|
; CHECK-NEXT: ret i32 %D
|
|
}
|
|
|
|
define i64 @test55(i32 %A) {
|
|
%B = trunc i32 %A to i16
|
|
%C = or i16 %B, -32574
|
|
%D = and i16 %C, -25350
|
|
%E = sext i16 %D to i64
|
|
ret i64 %E
|
|
; CHECK-LABEL: @test55(
|
|
; CHECK-NEXT: %B = zext i32 %A to i64
|
|
; CHECK-NEXT: %C = and i64 %B, 7224
|
|
; CHECK-NEXT: %D = or i64 %C, -32574
|
|
; CHECK-NEXT: ret i64 %D
|
|
}
|
|
|
|
define i64 @test56(i16 %A) nounwind {
|
|
%tmp353 = sext i16 %A to i32
|
|
%tmp354 = lshr i32 %tmp353, 5
|
|
%tmp355 = zext i32 %tmp354 to i64
|
|
ret i64 %tmp355
|
|
; CHECK-LABEL: @test56(
|
|
; CHECK-NEXT: %tmp353 = sext i16 %A to i64
|
|
; CHECK-NEXT: %tmp354 = lshr i64 %tmp353, 5
|
|
; CHECK-NEXT: %tmp355 = and i64 %tmp354, 134217727
|
|
; CHECK-NEXT: ret i64 %tmp355
|
|
}
|
|
|
|
define i64 @test57(i64 %A) nounwind {
|
|
%B = trunc i64 %A to i32
|
|
%C = lshr i32 %B, 8
|
|
%E = zext i32 %C to i64
|
|
ret i64 %E
|
|
; CHECK-LABEL: @test57(
|
|
; CHECK-NEXT: %C = lshr i64 %A, 8
|
|
; CHECK-NEXT: %E = and i64 %C, 16777215
|
|
; CHECK-NEXT: ret i64 %E
|
|
}
|
|
|
|
define i64 @test58(i64 %A) nounwind {
|
|
%B = trunc i64 %A to i32
|
|
%C = lshr i32 %B, 8
|
|
%D = or i32 %C, 128
|
|
%E = zext i32 %D to i64
|
|
ret i64 %E
|
|
|
|
; CHECK-LABEL: @test58(
|
|
; CHECK-NEXT: %C = lshr i64 %A, 8
|
|
; CHECK-NEXT: %D = and i64 %C, 16777087
|
|
; CHECK-NEXT: %E = or i64 %D, 128
|
|
; CHECK-NEXT: ret i64 %E
|
|
}
|
|
|
|
define i64 @test59(i8 %A, i8 %B) nounwind {
|
|
%C = zext i8 %A to i32
|
|
%D = shl i32 %C, 4
|
|
%E = and i32 %D, 48
|
|
%F = zext i8 %B to i32
|
|
%G = lshr i32 %F, 4
|
|
%H = or i32 %G, %E
|
|
%I = zext i32 %H to i64
|
|
ret i64 %I
|
|
; CHECK-LABEL: @test59(
|
|
; CHECK-NEXT: %C = zext i8 %A to i64
|
|
; CHECK-NOT: i32
|
|
; CHECK: %F = zext i8 %B to i64
|
|
; CHECK-NOT: i32
|
|
; CHECK: ret i64 %H
|
|
}
|
|
|
|
define <3 x i32> @test60(<4 x i32> %call4) nounwind {
|
|
%tmp11 = bitcast <4 x i32> %call4 to i128
|
|
%tmp9 = trunc i128 %tmp11 to i96
|
|
%tmp10 = bitcast i96 %tmp9 to <3 x i32>
|
|
ret <3 x i32> %tmp10
|
|
|
|
; CHECK-LABEL: @test60(
|
|
; CHECK-NEXT: shufflevector
|
|
; CHECK-NEXT: ret
|
|
}
|
|
|
|
define <4 x i32> @test61(<3 x i32> %call4) nounwind {
|
|
%tmp11 = bitcast <3 x i32> %call4 to i96
|
|
%tmp9 = zext i96 %tmp11 to i128
|
|
%tmp10 = bitcast i128 %tmp9 to <4 x i32>
|
|
ret <4 x i32> %tmp10
|
|
; CHECK-LABEL: @test61(
|
|
; CHECK-NEXT: shufflevector
|
|
; CHECK-NEXT: ret
|
|
}
|
|
|
|
define <4 x i32> @test62(<3 x float> %call4) nounwind {
|
|
%tmp11 = bitcast <3 x float> %call4 to i96
|
|
%tmp9 = zext i96 %tmp11 to i128
|
|
%tmp10 = bitcast i128 %tmp9 to <4 x i32>
|
|
ret <4 x i32> %tmp10
|
|
; CHECK-LABEL: @test62(
|
|
; CHECK-NEXT: bitcast
|
|
; CHECK-NEXT: shufflevector
|
|
; CHECK-NEXT: ret
|
|
}
|
|
|
|
; PR7311 - Don't create invalid IR on scalar->vector cast.
|
|
define <2 x float> @test63(i64 %tmp8) nounwind {
|
|
entry:
|
|
%a = bitcast i64 %tmp8 to <2 x i32>
|
|
%vcvt.i = uitofp <2 x i32> %a to <2 x float>
|
|
ret <2 x float> %vcvt.i
|
|
; CHECK-LABEL: @test63(
|
|
; CHECK: bitcast
|
|
; CHECK: uitofp
|
|
}
|
|
|
|
define <4 x float> @test64(<4 x float> %c) nounwind {
|
|
%t0 = bitcast <4 x float> %c to <4 x i32>
|
|
%t1 = bitcast <4 x i32> %t0 to <4 x float>
|
|
ret <4 x float> %t1
|
|
; CHECK-LABEL: @test64(
|
|
; CHECK-NEXT: ret <4 x float> %c
|
|
}
|
|
|
|
define <4 x float> @test65(<4 x float> %c) nounwind {
|
|
%t0 = bitcast <4 x float> %c to <2 x double>
|
|
%t1 = bitcast <2 x double> %t0 to <4 x float>
|
|
ret <4 x float> %t1
|
|
; CHECK-LABEL: @test65(
|
|
; CHECK-NEXT: ret <4 x float> %c
|
|
}
|
|
|
|
define <2 x float> @test66(<2 x float> %c) nounwind {
|
|
%t0 = bitcast <2 x float> %c to double
|
|
%t1 = bitcast double %t0 to <2 x float>
|
|
ret <2 x float> %t1
|
|
; CHECK-LABEL: @test66(
|
|
; CHECK-NEXT: ret <2 x float> %c
|
|
}
|
|
|
|
define float @test2c() {
|
|
ret float extractelement (<2 x float> bitcast (double bitcast (<2 x float> <float -1.000000e+00, float -1.000000e+00> to double) to <2 x float>), i32 0)
|
|
; CHECK-LABEL: @test2c(
|
|
; CHECK-NOT: extractelement
|
|
}
|
|
|
|
define i64 @test_mmx(<2 x i32> %c) nounwind {
|
|
%A = bitcast <2 x i32> %c to x86_mmx
|
|
%B = bitcast x86_mmx %A to <2 x i32>
|
|
%C = bitcast <2 x i32> %B to i64
|
|
ret i64 %C
|
|
; CHECK-LABEL: @test_mmx(
|
|
; CHECK-NOT: x86_mmx
|
|
}
|
|
|
|
define i64 @test_mmx_const(<2 x i32> %c) nounwind {
|
|
%A = bitcast <2 x i32> zeroinitializer to x86_mmx
|
|
%B = bitcast x86_mmx %A to <2 x i32>
|
|
%C = bitcast <2 x i32> %B to i64
|
|
ret i64 %C
|
|
; CHECK-LABEL: @test_mmx_const(
|
|
; CHECK-NOT: x86_mmx
|
|
}
|
|
|
|
; PR12514
|
|
define i1 @test67(i1 %a, i32 %b) {
|
|
%tmp2 = zext i1 %a to i32
|
|
%conv6 = xor i32 %tmp2, 1
|
|
%and = and i32 %b, %conv6
|
|
%sext = shl nuw nsw i32 %and, 24
|
|
%neg.i = xor i32 %sext, -16777216
|
|
%conv.i.i = ashr exact i32 %neg.i, 24
|
|
%trunc = trunc i32 %conv.i.i to i8
|
|
%tobool.i = icmp eq i8 %trunc, 0
|
|
ret i1 %tobool.i
|
|
; CHECK-LABEL: @test67(
|
|
; CHECK: ret i1 false
|
|
}
|
|
|
|
%s = type { i32, i32, i32 }
|
|
|
|
define %s @test68(%s *%p, i64 %i) {
|
|
; CHECK-LABEL: @test68(
|
|
%o = mul i64 %i, 12
|
|
%q = bitcast %s* %p to i8*
|
|
%pp = getelementptr inbounds i8* %q, i64 %o
|
|
; CHECK-NEXT: getelementptr %s*
|
|
%r = bitcast i8* %pp to %s*
|
|
%l = load %s* %r
|
|
; CHECK-NEXT: load %s*
|
|
ret %s %l
|
|
; CHECK-NEXT: ret %s
|
|
}
|
|
|
|
define double @test69(double *%p, i64 %i) {
|
|
; CHECK-LABEL: @test69(
|
|
%o = shl nsw i64 %i, 3
|
|
%q = bitcast double* %p to i8*
|
|
%pp = getelementptr inbounds i8* %q, i64 %o
|
|
; CHECK-NEXT: getelementptr inbounds double*
|
|
%r = bitcast i8* %pp to double*
|
|
%l = load double* %r
|
|
; CHECK-NEXT: load double*
|
|
ret double %l
|
|
; CHECK-NEXT: ret double
|
|
}
|
|
|
|
define %s @test70(%s *%p, i64 %i) {
|
|
; CHECK-LABEL: @test70(
|
|
%o = mul nsw i64 %i, 36
|
|
; CHECK-NEXT: mul nsw i64 %i, 3
|
|
%q = bitcast %s* %p to i8*
|
|
%pp = getelementptr inbounds i8* %q, i64 %o
|
|
; CHECK-NEXT: getelementptr inbounds %s*
|
|
%r = bitcast i8* %pp to %s*
|
|
%l = load %s* %r
|
|
; CHECK-NEXT: load %s*
|
|
ret %s %l
|
|
; CHECK-NEXT: ret %s
|
|
}
|
|
|
|
define double @test71(double *%p, i64 %i) {
|
|
; CHECK-LABEL: @test71(
|
|
%o = shl i64 %i, 5
|
|
; CHECK-NEXT: shl i64 %i, 2
|
|
%q = bitcast double* %p to i8*
|
|
%pp = getelementptr i8* %q, i64 %o
|
|
; CHECK-NEXT: getelementptr double*
|
|
%r = bitcast i8* %pp to double*
|
|
%l = load double* %r
|
|
; CHECK-NEXT: load double*
|
|
ret double %l
|
|
; CHECK-NEXT: ret double
|
|
}
|
|
|
|
define double @test72(double *%p, i32 %i) {
|
|
; CHECK-LABEL: @test72(
|
|
%so = mul nsw i32 %i, 8
|
|
%o = sext i32 %so to i64
|
|
; CHECK-NEXT: sext i32 %i to i64
|
|
%q = bitcast double* %p to i8*
|
|
%pp = getelementptr inbounds i8* %q, i64 %o
|
|
; CHECK-NEXT: getelementptr inbounds double*
|
|
%r = bitcast i8* %pp to double*
|
|
%l = load double* %r
|
|
; CHECK-NEXT: load double*
|
|
ret double %l
|
|
; CHECK-NEXT: ret double
|
|
}
|
|
|
|
define double @test73(double *%p, i128 %i) {
|
|
; CHECK-LABEL: @test73(
|
|
%lo = mul nsw i128 %i, 8
|
|
%o = trunc i128 %lo to i64
|
|
; CHECK-NEXT: trunc i128 %i to i64
|
|
%q = bitcast double* %p to i8*
|
|
%pp = getelementptr inbounds i8* %q, i64 %o
|
|
; CHECK-NEXT: getelementptr double*
|
|
%r = bitcast i8* %pp to double*
|
|
%l = load double* %r
|
|
; CHECK-NEXT: load double*
|
|
ret double %l
|
|
; CHECK-NEXT: ret double
|
|
}
|
|
|
|
define double @test74(double *%p, i64 %i) {
|
|
; CHECK-LABEL: @test74(
|
|
%q = bitcast double* %p to i64*
|
|
%pp = getelementptr inbounds i64* %q, i64 %i
|
|
; CHECK-NEXT: getelementptr inbounds double*
|
|
%r = bitcast i64* %pp to double*
|
|
%l = load double* %r
|
|
; CHECK-NEXT: load double*
|
|
ret double %l
|
|
; CHECK-NEXT: ret double
|
|
}
|
|
|
|
define i32* @test75(i32* %p, i32 %x) {
|
|
; CHECK-LABEL: @test75(
|
|
%y = shl i32 %x, 3
|
|
; CHECK-NEXT: shl i32 %x, 3
|
|
%z = sext i32 %y to i64
|
|
; CHECK-NEXT: sext i32 %y to i64
|
|
%q = bitcast i32* %p to i8*
|
|
%r = getelementptr i8* %q, i64 %z
|
|
%s = bitcast i8* %r to i32*
|
|
ret i32* %s
|
|
}
|
|
|
|
define %s @test76(%s *%p, i64 %i, i64 %j) {
|
|
; CHECK-LABEL: @test76(
|
|
%o = mul i64 %i, 12
|
|
%o2 = mul nsw i64 %o, %j
|
|
; CHECK-NEXT: %o2 = mul i64 %i, %j
|
|
%q = bitcast %s* %p to i8*
|
|
%pp = getelementptr inbounds i8* %q, i64 %o2
|
|
; CHECK-NEXT: getelementptr %s* %p, i64 %o2
|
|
%r = bitcast i8* %pp to %s*
|
|
%l = load %s* %r
|
|
; CHECK-NEXT: load %s*
|
|
ret %s %l
|
|
; CHECK-NEXT: ret %s
|
|
}
|
|
|
|
define %s @test77(%s *%p, i64 %i, i64 %j) {
|
|
; CHECK-LABEL: @test77(
|
|
%o = mul nsw i64 %i, 36
|
|
%o2 = mul nsw i64 %o, %j
|
|
; CHECK-NEXT: %o = mul nsw i64 %i, 3
|
|
; CHECK-NEXT: %o2 = mul nsw i64 %o, %j
|
|
%q = bitcast %s* %p to i8*
|
|
%pp = getelementptr inbounds i8* %q, i64 %o2
|
|
; CHECK-NEXT: getelementptr inbounds %s* %p, i64 %o2
|
|
%r = bitcast i8* %pp to %s*
|
|
%l = load %s* %r
|
|
; CHECK-NEXT: load %s*
|
|
ret %s %l
|
|
; CHECK-NEXT: ret %s
|
|
}
|
|
|
|
define %s @test78(%s *%p, i64 %i, i64 %j, i32 %k, i32 %l, i128 %m, i128 %n) {
|
|
; CHECK-LABEL: @test78(
|
|
%a = mul nsw i32 %k, 36
|
|
; CHECK-NEXT: mul nsw i32 %k, 3
|
|
%b = mul nsw i32 %a, %l
|
|
; CHECK-NEXT: mul nsw i32 %a, %l
|
|
%c = sext i32 %b to i128
|
|
; CHECK-NEXT: sext i32 %b to i128
|
|
%d = mul nsw i128 %c, %m
|
|
; CHECK-NEXT: mul nsw i128 %c, %m
|
|
%e = mul i128 %d, %n
|
|
; CHECK-NEXT: mul i128 %d, %n
|
|
%f = trunc i128 %e to i64
|
|
; CHECK-NEXT: trunc i128 %e to i64
|
|
%g = mul nsw i64 %f, %i
|
|
; CHECK-NEXT: mul i64 %f, %i
|
|
%h = mul nsw i64 %g, %j
|
|
; CHECK-NEXT: mul i64 %g, %j
|
|
%q = bitcast %s* %p to i8*
|
|
%pp = getelementptr inbounds i8* %q, i64 %h
|
|
; CHECK-NEXT: getelementptr %s* %p, i64 %h
|
|
%r = bitcast i8* %pp to %s*
|
|
%load = load %s* %r
|
|
; CHECK-NEXT: load %s*
|
|
ret %s %load
|
|
; CHECK-NEXT: ret %s
|
|
}
|
|
|
|
define %s @test79(%s *%p, i64 %i, i32 %j) {
|
|
; CHECK-LABEL: @test79(
|
|
%a = mul nsw i64 %i, 36
|
|
; CHECK: mul nsw i64 %i, 36
|
|
%b = trunc i64 %a to i32
|
|
%c = mul i32 %b, %j
|
|
%q = bitcast %s* %p to i8*
|
|
; CHECK: bitcast
|
|
%pp = getelementptr inbounds i8* %q, i32 %c
|
|
%r = bitcast i8* %pp to %s*
|
|
%l = load %s* %r
|
|
ret %s %l
|
|
}
|
|
|
|
define double @test80([100 x double]* %p, i32 %i) {
|
|
; CHECK-LABEL: @test80(
|
|
%tmp = mul nsw i32 %i, 8
|
|
; CHECK-NEXT: sext i32 %i to i64
|
|
%q = bitcast [100 x double]* %p to i8*
|
|
%pp = getelementptr i8* %q, i32 %tmp
|
|
; CHECK-NEXT: getelementptr [100 x double]*
|
|
%r = bitcast i8* %pp to double*
|
|
%l = load double* %r
|
|
; CHECK-NEXT: load double*
|
|
ret double %l
|
|
; CHECK-NEXT: ret double
|
|
}
|
|
|
|
define double @test81(double *%p, float %f) {
|
|
%i = fptosi float %f to i64
|
|
%q = bitcast double* %p to i8*
|
|
%pp = getelementptr i8* %q, i64 %i
|
|
%r = bitcast i8* %pp to double*
|
|
%l = load double* %r
|
|
ret double %l
|
|
}
|
|
|
|
define i64 @test82(i64 %A) nounwind {
|
|
%B = trunc i64 %A to i32
|
|
%C = lshr i32 %B, 8
|
|
%D = shl i32 %C, 9
|
|
%E = zext i32 %D to i64
|
|
ret i64 %E
|
|
|
|
; CHECK-LABEL: @test82(
|
|
; CHECK-NEXT: [[REG:%[0-9]*]] = shl i64 %A, 1
|
|
; CHECK-NEXT: %E = and i64 [[REG]], 4294966784
|
|
; CHECK-NEXT: ret i64 %E
|
|
}
|
|
|
|
; PR15959
|
|
define i64 @test83(i16 %a, i64 %k) {
|
|
%conv = sext i16 %a to i32
|
|
%sub = add nsw i64 %k, -1
|
|
%sh_prom = trunc i64 %sub to i32
|
|
%shl = shl i32 %conv, %sh_prom
|
|
%sh_prom1 = zext i32 %shl to i64
|
|
ret i64 %sh_prom1
|
|
|
|
; CHECK-LABEL: @test83(
|
|
; CHECK: %sub = add nsw i64 %k, 4294967295
|
|
; CHECK: %sh_prom = trunc i64 %sub to i32
|
|
; CHECK: %shl = shl i32 %conv, %sh_prom
|
|
}
|