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llvm-project/llvm/test/Transforms/InstCombine/toascii-1.ll

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instcombine: Migrate toascii optimizations This patch migrates the toascii optimizations from the simplify-libcalls pass into the instcombine library call simplifier. llvm-svn: 168580
2012-11-26 11:38:52 +08:00
; Test that the toascii library call simplifier works correctly.
;
; RUN: opt < %s -instcombine -S | FileCheck %s
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"
declare i32 @toascii(i32)
; Check isascii(c) -> c & 0x7f.
define i32 @test_simplify1() {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. 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 $NAME fi done llvm-svn: 186268
2013-07-14 09:42:54 +08:00
; CHECK-LABEL: @test_simplify1(
instcombine: Migrate toascii optimizations This patch migrates the toascii optimizations from the simplify-libcalls pass into the instcombine library call simplifier. llvm-svn: 168580
2012-11-26 11:38:52 +08:00
%ret = call i32 @toascii(i32 0)
ret i32 %ret
; CHECK-NEXT: ret i32 0
}
define i32 @test_simplify2() {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 09:42:54 +08:00
; CHECK-LABEL: @test_simplify2(
instcombine: Migrate toascii optimizations This patch migrates the toascii optimizations from the simplify-libcalls pass into the instcombine library call simplifier. llvm-svn: 168580
2012-11-26 11:38:52 +08:00
%ret = call i32 @toascii(i32 1)
ret i32 %ret
; CHECK-NEXT: ret i32 1
}
define i32 @test_simplify3() {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 09:42:54 +08:00
; CHECK-LABEL: @test_simplify3(
instcombine: Migrate toascii optimizations This patch migrates the toascii optimizations from the simplify-libcalls pass into the instcombine library call simplifier. llvm-svn: 168580
2012-11-26 11:38:52 +08:00
%ret = call i32 @toascii(i32 127)
ret i32 %ret
; CHECK-NEXT: ret i32 127
}
define i32 @test_simplify4() {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 09:42:54 +08:00
; CHECK-LABEL: @test_simplify4(
instcombine: Migrate toascii optimizations This patch migrates the toascii optimizations from the simplify-libcalls pass into the instcombine library call simplifier. llvm-svn: 168580
2012-11-26 11:38:52 +08:00
%ret = call i32 @toascii(i32 128)
ret i32 %ret
; CHECK-NEXT: ret i32 0
}
define i32 @test_simplify5() {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 09:42:54 +08:00
; CHECK-LABEL: @test_simplify5(
instcombine: Migrate toascii optimizations This patch migrates the toascii optimizations from the simplify-libcalls pass into the instcombine library call simplifier. llvm-svn: 168580
2012-11-26 11:38:52 +08:00
%ret = call i32 @toascii(i32 255)
ret i32 %ret
; CHECK-NEXT: ret i32 127
}
define i32 @test_simplify6() {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 09:42:54 +08:00
; CHECK-LABEL: @test_simplify6(
instcombine: Migrate toascii optimizations This patch migrates the toascii optimizations from the simplify-libcalls pass into the instcombine library call simplifier. llvm-svn: 168580
2012-11-26 11:38:52 +08:00
%ret = call i32 @toascii(i32 256)
ret i32 %ret
; CHECK-NEXT: ret i32 0
}
define i32 @test_simplify7(i32 %x) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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
2013-07-14 09:42:54 +08:00
; CHECK-LABEL: @test_simplify7(
instcombine: Migrate toascii optimizations This patch migrates the toascii optimizations from the simplify-libcalls pass into the instcombine library call simplifier. llvm-svn: 168580
2012-11-26 11:38:52 +08:00
%ret = call i32 @toascii(i32 %x)
; CHECK-NEXT: [[AND:%[a-z0-9]+]] = and i32 %x, 127
ret i32 %ret
; CHECK-NEXT: ret i32 [[AND]]
}