llvm/test/Bitcode/bitwiseInstructions.3.2.ll
Duncan P. N. Exon Smith 94f7c7aeaa verify-uselistorder: Change the default -num-shuffles=5
Change the default for `-num-shuffles` to 5 and better document the
algorithm in the header docs of `verify-uselistorder`.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@214419 91177308-0d34-0410-b5e6-96231b3b80d8
2014-07-31 18:46:24 +00:00

70 lines
1.3 KiB
LLVM

; RUN: llvm-dis < %s.bc| FileCheck %s
; RUN: verify-uselistorder < %s.bc -preserve-bc-use-list-order
; bitwiseOperations.3.2.ll.bc was generated by passing this file to llvm-as-3.2.
; The test checks that LLVM does not misread bitwise instructions from
; older bitcode files.
define void @shl(i8 %x1){
entry:
; CHECK: %res1 = shl i8 %x1, %x1
%res1 = shl i8 %x1, %x1
; CHECK: %res2 = shl nuw i8 %x1, %x1
%res2 = shl nuw i8 %x1, %x1
; CHECK: %res3 = shl nsw i8 %x1, %x1
%res3 = shl nsw i8 %x1, %x1
; CHECK: %res4 = shl nuw nsw i8 %x1, %x1
%res4 = shl nuw nsw i8 %x1, %x1
ret void
}
define void @lshr(i8 %x1){
entry:
; CHECK: %res1 = lshr i8 %x1, %x1
%res1 = lshr i8 %x1, %x1
; CHECK: %res2 = lshr exact i8 %x1, %x1
%res2 = lshr exact i8 %x1, %x1
ret void
}
define void @ashr(i8 %x1){
entry:
; CHECK: %res1 = ashr i8 %x1, %x1
%res1 = ashr i8 %x1, %x1
; CHECK-NEXT: %res2 = ashr exact i8 %x1, %x1
%res2 = ashr exact i8 %x1, %x1
ret void
}
define void @and(i8 %x1){
entry:
; CHECK: %res1 = and i8 %x1, %x1
%res1 = and i8 %x1, %x1
ret void
}
define void @or(i8 %x1){
entry:
; CHECK: %res1 = or i8 %x1, %x1
%res1 = or i8 %x1, %x1
ret void
}
define void @xor(i8 %x1){
entry:
; CHECK: %res1 = xor i8 %x1, %x1
%res1 = xor i8 %x1, %x1
ret void
}