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llvm-mirror/test/CodeGen/X86/fast-isel-ret-ext.ll

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Add fast-isel support for zeroext and signext ret instructions on x86. llvm-svn: 131689
2011-05-20 00:16:13 +02:00
; RUN: llc < %s -O0 -fast-isel-abort -mtriple i686-apple-darwin10 | FileCheck %s
; RUN: llc < %s -O0 -fast-isel-abort -mtriple x86_64-apple-darwin10 | FileCheck %s
define zeroext i8 @test1(i32 %y) nounwind {
%conv = trunc i32 %y to i8
ret i8 %conv
Mass update to CodeGen tests to use CHECK-LABEL for labels corresponding to function definitions for more informative error messages. No functionality change and all updated tests passed locally. This update was done with the following bash script: find test/CodeGen -name "*.ll" | \ while read NAME; do echo "$NAME" if ! grep -q "^; *RUN: *llc.*debug" $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 sed -i '' "s/;\(.*\)-LABEL-LABEL:/;\1-LABEL:/" $TEMP sed -i '' "s/;\(.*\)-NEXT-LABEL:/;\1-NEXT:/" $TEMP sed -i '' "s/;\(.*\)-NOT-LABEL:/;\1-NOT:/" $TEMP sed -i '' "s/;\(.*\)-DAG-LABEL:/;\1-DAG:/" $TEMP mv $TEMP $NAME fi done llvm-svn: 186280
2013-07-14 08:24:09 +02:00
; CHECK-LABEL: test1:
Add fast-isel support for zeroext and signext ret instructions on x86. llvm-svn: 131689
2011-05-20 00:16:13 +02:00
; CHECK: movzbl {{.*}}, %eax
}
define signext i8 @test2(i32 %y) nounwind {
%conv = trunc i32 %y to i8
ret i8 %conv
Mass update to CodeGen tests to use CHECK-LABEL for labels corresponding to function definitions for more informative error messages. No functionality change and all updated tests passed locally. This update was done with the following bash script: find test/CodeGen -name "*.ll" | \ while read NAME; do echo "$NAME" if ! grep -q "^; *RUN: *llc.*debug" $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 sed -i '' "s/;\(.*\)-LABEL-LABEL:/;\1-LABEL:/" $TEMP sed -i '' "s/;\(.*\)-NEXT-LABEL:/;\1-NEXT:/" $TEMP sed -i '' "s/;\(.*\)-NOT-LABEL:/;\1-NOT:/" $TEMP sed -i '' "s/;\(.*\)-DAG-LABEL:/;\1-DAG:/" $TEMP mv $TEMP $NAME fi done llvm-svn: 186280
2013-07-14 08:24:09 +02:00
; CHECK-LABEL: test2:
Add fast-isel support for zeroext and signext ret instructions on x86. llvm-svn: 131689
2011-05-20 00:16:13 +02:00
; CHECK: movsbl {{.*}}, %eax
}
define zeroext i16 @test3(i32 %y) nounwind {
%conv = trunc i32 %y to i16
ret i16 %conv
Mass update to CodeGen tests to use CHECK-LABEL for labels corresponding to function definitions for more informative error messages. No functionality change and all updated tests passed locally. This update was done with the following bash script: find test/CodeGen -name "*.ll" | \ while read NAME; do echo "$NAME" if ! grep -q "^; *RUN: *llc.*debug" $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 sed -i '' "s/;\(.*\)-LABEL-LABEL:/;\1-LABEL:/" $TEMP sed -i '' "s/;\(.*\)-NEXT-LABEL:/;\1-NEXT:/" $TEMP sed -i '' "s/;\(.*\)-NOT-LABEL:/;\1-NOT:/" $TEMP sed -i '' "s/;\(.*\)-DAG-LABEL:/;\1-DAG:/" $TEMP mv $TEMP $NAME fi done llvm-svn: 186280
2013-07-14 08:24:09 +02:00
; CHECK-LABEL: test3:
Add fast-isel support for zeroext and signext ret instructions on x86. llvm-svn: 131689
2011-05-20 00:16:13 +02:00
; CHECK: movzwl {{.*}}, %eax
}
define signext i16 @test4(i32 %y) nounwind {
%conv = trunc i32 %y to i16
ret i16 %conv
Mass update to CodeGen tests to use CHECK-LABEL for labels corresponding to function definitions for more informative error messages. No functionality change and all updated tests passed locally. This update was done with the following bash script: find test/CodeGen -name "*.ll" | \ while read NAME; do echo "$NAME" if ! grep -q "^; *RUN: *llc.*debug" $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 sed -i '' "s/;\(.*\)-LABEL-LABEL:/;\1-LABEL:/" $TEMP sed -i '' "s/;\(.*\)-NEXT-LABEL:/;\1-NEXT:/" $TEMP sed -i '' "s/;\(.*\)-NOT-LABEL:/;\1-NOT:/" $TEMP sed -i '' "s/;\(.*\)-DAG-LABEL:/;\1-DAG:/" $TEMP mv $TEMP $NAME fi done llvm-svn: 186280
2013-07-14 08:24:09 +02:00
; CHECK-LABEL: test4:
X86: Shrink certain forms of movsx. In particular: movsbw %al, %ax --> cbtw movswl %ax, %eax --> cwtl movslq %eax, %rax --> cltq According to Intel's manual those have the same performance characteristics but come with a smaller encoding. llvm-svn: 186174
2013-07-12 20:06:44 +02:00
; CHECK: {{(movswl.%.x, %eax|cwtl)}}
Add fast-isel support for zeroext and signext ret instructions on x86. llvm-svn: 131689
2011-05-20 00:16:13 +02:00
}
define zeroext i1 @test5(i32 %y) nounwind {
%conv = trunc i32 %y to i1
ret i1 %conv
Mass update to CodeGen tests to use CHECK-LABEL for labels corresponding to function definitions for more informative error messages. No functionality change and all updated tests passed locally. This update was done with the following bash script: find test/CodeGen -name "*.ll" | \ while read NAME; do echo "$NAME" if ! grep -q "^; *RUN: *llc.*debug" $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 sed -i '' "s/;\(.*\)-LABEL-LABEL:/;\1-LABEL:/" $TEMP sed -i '' "s/;\(.*\)-NEXT-LABEL:/;\1-NEXT:/" $TEMP sed -i '' "s/;\(.*\)-NOT-LABEL:/;\1-NOT:/" $TEMP sed -i '' "s/;\(.*\)-DAG-LABEL:/;\1-DAG:/" $TEMP mv $TEMP $NAME fi done llvm-svn: 186280
2013-07-14 08:24:09 +02:00
; CHECK-LABEL: test5:
Add fast-isel support for zeroext and signext ret instructions on x86. llvm-svn: 131689
2011-05-20 00:16:13 +02:00
; CHECK: andb $1
; CHECK: movzbl {{.*}}, %eax
}
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