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https://github.com/c64scene-ar/llvm-6502.git
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39f4e8d9cc
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
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186268 91177308-0d34-0410-b5e6-96231b3b80d8
252 lines
5.4 KiB
LLVM
252 lines
5.4 KiB
LLVM
; This test makes sure that shift instructions are properly eliminated
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; even with arbitrary precision integers.
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; RUN: opt < %s -instcombine -S | FileCheck %s
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; CHECK-LABEL: @test1(
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; CHECK-NOT: sh
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define i47 @test1(i47 %A) {
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%B = shl i47 %A, 0 ; <i47> [#uses=1]
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ret i47 %B
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}
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; CHECK-LABEL: @test2(
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; CHECK-NOT: sh
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define i41 @test2(i7 %X) {
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%A = zext i7 %X to i41 ; <i41> [#uses=1]
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%B = shl i41 0, %A ; <i41> [#uses=1]
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ret i41 %B
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}
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; CHECK-LABEL: @test3(
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; CHECK-NOT: sh
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define i41 @test3(i41 %A) {
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%B = ashr i41 %A, 0 ; <i41> [#uses=1]
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ret i41 %B
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}
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; CHECK-LABEL: @test4(
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; CHECK-NOT: sh
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define i39 @test4(i7 %X) {
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%A = zext i7 %X to i39 ; <i39> [#uses=1]
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%B = ashr i39 0, %A ; <i39> [#uses=1]
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ret i39 %B
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}
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; CHECK-LABEL: @test5(
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; CHECK-NOT: sh
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define i55 @test5(i55 %A) {
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%B = lshr i55 %A, 55 ; <i55> [#uses=1]
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ret i55 %B
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}
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; CHECK-LABEL: @test5a(
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; CHECK-NOT: sh
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define i32 @test5a(i32 %A) {
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%B = shl i32 %A, 32 ; <i32> [#uses=1]
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ret i32 %B
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}
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; CHECK-LABEL: @test6(
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; CHECK: mul i55 %A, 6
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define i55 @test6(i55 %A) {
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%B = shl i55 %A, 1 ; <i55> [#uses=1]
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%C = mul i55 %B, 3 ; <i55> [#uses=1]
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ret i55 %C
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}
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; CHECK-LABEL: @test6a(
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; CHECK: mul i55 %A, 6
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define i55 @test6a(i55 %A) {
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%B = mul i55 %A, 3 ; <i55> [#uses=1]
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%C = shl i55 %B, 1 ; <i55> [#uses=1]
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ret i55 %C
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}
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; CHECK-LABEL: @test7(
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; CHECK-NOT: sh
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define i29 @test7(i8 %X) {
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%A = zext i8 %X to i29 ; <i29> [#uses=1]
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%B = ashr i29 -1, %A ; <i29> [#uses=1]
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ret i29 %B
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}
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; CHECK-LABEL: @test8(
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; CHECK-NOT: sh
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define i7 @test8(i7 %A) {
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%B = shl i7 %A, 4 ; <i7> [#uses=1]
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%C = shl i7 %B, 3 ; <i7> [#uses=1]
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ret i7 %C
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}
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; CHECK-LABEL: @test9(
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; CHECK-NOT: sh
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define i17 @test9(i17 %A) {
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%B = shl i17 %A, 16 ; <i17> [#uses=1]
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%C = lshr i17 %B, 16 ; <i17> [#uses=1]
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ret i17 %C
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}
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; CHECK-LABEL: @test10(
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; CHECK-NOT: sh
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define i19 @test10(i19 %A) {
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%B = lshr i19 %A, 18 ; <i19> [#uses=1]
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%C = shl i19 %B, 18 ; <i19> [#uses=1]
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ret i19 %C
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}
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; CHECK-LABEL: @test11(
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; Don't hide the shl from scalar evolution. DAGCombine will get it.
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; CHECK: shl
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define i23 @test11(i23 %A) {
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%a = mul i23 %A, 3 ; <i23> [#uses=1]
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%B = lshr i23 %a, 11 ; <i23> [#uses=1]
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%C = shl i23 %B, 12 ; <i23> [#uses=1]
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ret i23 %C
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}
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; CHECK-LABEL: @test12(
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; CHECK-NOT: sh
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define i47 @test12(i47 %A) {
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%B = ashr i47 %A, 8 ; <i47> [#uses=1]
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%C = shl i47 %B, 8 ; <i47> [#uses=1]
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ret i47 %C
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}
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; CHECK-LABEL: @test13(
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; Don't hide the shl from scalar evolution. DAGCombine will get it.
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; CHECK: shl
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define i18 @test13(i18 %A) {
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%a = mul i18 %A, 3 ; <i18> [#uses=1]
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%B = ashr i18 %a, 8 ; <i18> [#uses=1]
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%C = shl i18 %B, 9 ; <i18> [#uses=1]
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ret i18 %C
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}
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; CHECK-LABEL: @test14(
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; CHECK-NOT: sh
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define i35 @test14(i35 %A) {
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%B = lshr i35 %A, 4 ; <i35> [#uses=1]
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%C = or i35 %B, 1234 ; <i35> [#uses=1]
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%D = shl i35 %C, 4 ; <i35> [#uses=1]
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ret i35 %D
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}
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; CHECK-LABEL: @test14a(
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; CHECK-NOT: sh
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define i79 @test14a(i79 %A) {
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%B = shl i79 %A, 4 ; <i79> [#uses=1]
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%C = and i79 %B, 1234 ; <i79> [#uses=1]
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%D = lshr i79 %C, 4 ; <i79> [#uses=1]
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ret i79 %D
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}
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; CHECK-LABEL: @test15(
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; CHECK-NOT: sh
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define i45 @test15(i1 %C) {
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%A = select i1 %C, i45 3, i45 1 ; <i45> [#uses=1]
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%V = shl i45 %A, 2 ; <i45> [#uses=1]
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ret i45 %V
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}
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; CHECK-LABEL: @test15a(
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; CHECK-NOT: sh
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define i53 @test15a(i1 %X) {
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%A = select i1 %X, i8 3, i8 1 ; <i8> [#uses=1]
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%B = zext i8 %A to i53 ; <i53> [#uses=1]
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%V = shl i53 64, %B ; <i53> [#uses=1]
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ret i53 %V
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}
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; CHECK-LABEL: @test16(
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; CHECK-NOT: sh
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define i1 @test16(i84 %X) {
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%tmp.3 = ashr i84 %X, 4 ; <i84> [#uses=1]
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%tmp.6 = and i84 %tmp.3, 1 ; <i84> [#uses=1]
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%tmp.7 = icmp ne i84 %tmp.6, 0 ; <i1> [#uses=1]
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ret i1 %tmp.7
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}
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; CHECK-LABEL: @test17(
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; CHECK-NOT: sh
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define i1 @test17(i106 %A) {
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%B = lshr i106 %A, 3 ; <i106> [#uses=1]
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%C = icmp eq i106 %B, 1234 ; <i1> [#uses=1]
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ret i1 %C
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}
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; CHECK-LABEL: @test18(
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; CHECK-NOT: sh
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define i1 @test18(i11 %A) {
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%B = lshr i11 %A, 10 ; <i11> [#uses=1]
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%C = icmp eq i11 %B, 123 ; <i1> [#uses=1]
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ret i1 %C
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}
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; CHECK-LABEL: @test19(
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; CHECK-NOT: sh
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define i1 @test19(i37 %A) {
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%B = ashr i37 %A, 2 ; <i37> [#uses=1]
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%C = icmp eq i37 %B, 0 ; <i1> [#uses=1]
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ret i1 %C
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}
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; CHECK-LABEL: @test19a(
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; CHECK-NOT: sh
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define i1 @test19a(i39 %A) {
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%B = ashr i39 %A, 2 ; <i39> [#uses=1]
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%C = icmp eq i39 %B, -1 ; <i1> [#uses=1]
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ret i1 %C
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}
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; CHECK-LABEL: @test20(
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; CHECK-NOT: sh
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define i1 @test20(i13 %A) {
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%B = ashr i13 %A, 12 ; <i13> [#uses=1]
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%C = icmp eq i13 %B, 123 ; <i1> [#uses=1]
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ret i1 %C
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}
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; CHECK-LABEL: @test21(
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; CHECK-NOT: sh
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define i1 @test21(i12 %A) {
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%B = shl i12 %A, 6 ; <i12> [#uses=1]
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%C = icmp eq i12 %B, -128 ; <i1> [#uses=1]
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ret i1 %C
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}
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; CHECK-LABEL: @test22(
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; CHECK-NOT: sh
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define i1 @test22(i14 %A) {
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%B = shl i14 %A, 7 ; <i14> [#uses=1]
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%C = icmp eq i14 %B, 0 ; <i1> [#uses=1]
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ret i1 %C
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}
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; CHECK-LABEL: @test23(
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; CHECK-NOT: sh
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define i11 @test23(i44 %A) {
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%B = shl i44 %A, 33 ; <i44> [#uses=1]
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%C = ashr i44 %B, 33 ; <i44> [#uses=1]
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%D = trunc i44 %C to i11 ; <i8> [#uses=1]
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ret i11 %D
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}
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; CHECK-LABEL: @test25(
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; CHECK-NOT: sh
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define i37 @test25(i37 %tmp.2, i37 %AA) {
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%x = lshr i37 %AA, 17 ; <i37> [#uses=1]
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%tmp.3 = lshr i37 %tmp.2, 17 ; <i37> [#uses=1]
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%tmp.5 = add i37 %tmp.3, %x ; <i37> [#uses=1]
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%tmp.6 = shl i37 %tmp.5, 17 ; <i37> [#uses=1]
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ret i37 %tmp.6
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}
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; CHECK-LABEL: @test26(
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; CHECK-NOT: sh
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define i40 @test26(i40 %A) {
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%B = lshr i40 %A, 1 ; <i40> [#uses=1]
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%C = bitcast i40 %B to i40 ; <i40> [#uses=1]
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%D = shl i40 %C, 1 ; <i40> [#uses=1]
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ret i40 %D
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}
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