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llvm-project/llvm/test/CodeGen/X86/pr33828.ll

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[DAGCombine] Fix issue with out of bound constant rotation (PR33828) Take the modulo of rotations by a constant greater than or equal to the bit-width llvm-svn: 308302
2017-07-18 20:31:46 +08:00
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-unknown-unknown -mcpu=haswell | FileCheck %s --check-prefix=X86
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=haswell | FileCheck %s --check-prefix=X64
@var_580 = external local_unnamed_addr global i8, align 1
define void @foo() {
; X86-LABEL: foo:
[CodeGen] Unify MBB reference format in both MIR and debug output As part of the unification of the debug format and the MIR format, print MBB references as '%bb.5'. The MIR printer prints the IR name of a MBB only for block definitions. * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)->getNumber\(\)/" << printMBBReference(*\1)/g' * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)\.getNumber\(\)/" << printMBBReference(\1)/g' * find . \( -name "*.txt" -o -name "*.s" -o -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#([0-9]+)/%bb.\1/g' * grep -nr 'BB#' and fix Differential Revision: https://reviews.llvm.org/D40422 llvm-svn: 319665
2017-12-05 01:18:51 +08:00
; X86: # %bb.0: # %entry
[DAGCombine] Fix issue with out of bound constant rotation (PR33828) Take the modulo of rotations by a constant greater than or equal to the bit-width llvm-svn: 308302
2017-07-18 20:31:46 +08:00
; X86-NEXT: movsbl var_580, %eax
; X86-NEXT: testl $-536870913, %eax # imm = 0xDFFFFFFF
; X86-NEXT: jne .LBB0_1
[CodeGen] Unify MBB reference format in both MIR and debug output As part of the unification of the debug format and the MIR format, print MBB references as '%bb.5'. The MIR printer prints the IR name of a MBB only for block definitions. * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)->getNumber\(\)/" << printMBBReference(*\1)/g' * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)\.getNumber\(\)/" << printMBBReference(\1)/g' * find . \( -name "*.txt" -o -name "*.s" -o -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#([0-9]+)/%bb.\1/g' * grep -nr 'BB#' and fix Differential Revision: https://reviews.llvm.org/D40422 llvm-svn: 319665
2017-12-05 01:18:51 +08:00
; X86-NEXT: # %bb.2: # %if.end13
[DAGCombine] Fix issue with out of bound constant rotation (PR33828) Take the modulo of rotations by a constant greater than or equal to the bit-width llvm-svn: 308302
2017-07-18 20:31:46 +08:00
; X86-NEXT: retl
; X86-NEXT: .LBB0_1: # %if.then11
;
; X64-LABEL: foo:
[CodeGen] Unify MBB reference format in both MIR and debug output As part of the unification of the debug format and the MIR format, print MBB references as '%bb.5'. The MIR printer prints the IR name of a MBB only for block definitions. * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)->getNumber\(\)/" << printMBBReference(*\1)/g' * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)\.getNumber\(\)/" << printMBBReference(\1)/g' * find . \( -name "*.txt" -o -name "*.s" -o -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#([0-9]+)/%bb.\1/g' * grep -nr 'BB#' and fix Differential Revision: https://reviews.llvm.org/D40422 llvm-svn: 319665
2017-12-05 01:18:51 +08:00
; X64: # %bb.0: # %entry
[DAGCombine] Fix issue with out of bound constant rotation (PR33828) Take the modulo of rotations by a constant greater than or equal to the bit-width llvm-svn: 308302
2017-07-18 20:31:46 +08:00
; X64-NEXT: movsbl {{.*}}(%rip), %eax
; X64-NEXT: testl $-536870913, %eax # imm = 0xDFFFFFFF
; X64-NEXT: jne .LBB0_1
[CodeGen] Unify MBB reference format in both MIR and debug output As part of the unification of the debug format and the MIR format, print MBB references as '%bb.5'. The MIR printer prints the IR name of a MBB only for block definitions. * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)->getNumber\(\)/" << printMBBReference(*\1)/g' * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)\.getNumber\(\)/" << printMBBReference(\1)/g' * find . \( -name "*.txt" -o -name "*.s" -o -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#([0-9]+)/%bb.\1/g' * grep -nr 'BB#' and fix Differential Revision: https://reviews.llvm.org/D40422 llvm-svn: 319665
2017-12-05 01:18:51 +08:00
; X64-NEXT: # %bb.2: # %if.end13
[DAGCombine] Fix issue with out of bound constant rotation (PR33828) Take the modulo of rotations by a constant greater than or equal to the bit-width llvm-svn: 308302
2017-07-18 20:31:46 +08:00
; X64-NEXT: retq
; X64-NEXT: .LBB0_1: # %if.then11
entry:
%tmp = icmp ugt i8 undef, 60
%phitmp = zext i1 %tmp to i16
br label %if.end
if.end:
%tmp1 = load i8, i8* @var_580, align 1
%conv7 = sext i8 %tmp1 to i32
%conv8 = zext i16 %phitmp to i32
%mul = shl nuw nsw i32 %conv8, 1
%div9 = udiv i32 %mul, 71
%sub = add nsw i32 %div9, -3
%shl = shl i32 1, %sub
%neg = xor i32 %shl, -1
%and = and i32 %neg, %conv7
%tobool10 = icmp eq i32 %and, 0
br i1 %tobool10, label %if.end13, label %if.then11
if.then11:
unreachable
if.end13:
ret void
}