mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 04:30:12 +00:00
7c9c6ed761
Essentially the same as the GEP change in r230786.
A similar migration script can be used to update test cases, though a few more
test case improvements/changes were required this time around: (r229269-r229278)
import fileinput
import sys
import re
pat = re.compile(r"((?:=|:|^)\s*load (?:atomic )?(?:volatile )?(.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|\[\[[a-zA-Z]|\{\{).*$)")
for line in sys.stdin:
sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line))
Reviewers: rafael, dexonsmith, grosser
Differential Revision: http://reviews.llvm.org/D7649
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230794 91177308-0d34-0410-b5e6-96231b3b80d8
30 lines
742 B
LLVM
30 lines
742 B
LLVM
; RUN: llc < %s -march=x86 | FileCheck %s
|
|
|
|
;; This example can't fold the or into an LEA.
|
|
define i32 @test(float ** %tmp2, i32 %tmp12) nounwind {
|
|
; CHECK-LABEL: test:
|
|
; CHECK-NOT: ret
|
|
; CHECK: orl $1, %{{.*}}
|
|
; CHECK: ret
|
|
|
|
%tmp3 = load float*, float** %tmp2
|
|
%tmp132 = shl i32 %tmp12, 2 ; <i32> [#uses=1]
|
|
%tmp4 = bitcast float* %tmp3 to i8* ; <i8*> [#uses=1]
|
|
%ctg2 = getelementptr i8, i8* %tmp4, i32 %tmp132 ; <i8*> [#uses=1]
|
|
%tmp6 = ptrtoint i8* %ctg2 to i32 ; <i32> [#uses=1]
|
|
%tmp14 = or i32 %tmp6, 1 ; <i32> [#uses=1]
|
|
ret i32 %tmp14
|
|
}
|
|
|
|
;; This can!
|
|
define i32 @test2(i32 %a, i32 %b) nounwind {
|
|
; CHECK-LABEL: test2:
|
|
; CHECK-NOT: ret
|
|
; CHECK: leal 3(,%{{.*}},8)
|
|
; CHECK: ret
|
|
|
|
%c = shl i32 %a, 3
|
|
%d = or i32 %c, 3
|
|
ret i32 %d
|
|
}
|