mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 20:29:48 +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
38 lines
1.4 KiB
LLVM
38 lines
1.4 KiB
LLVM
; RUN: llc -march=x86-64 < %s | FileCheck %s
|
|
|
|
; LSR would like to use a single IV for both of these, however it's
|
|
; not safe due to wraparound.
|
|
|
|
; CHECK: addb $-4, %
|
|
; CHECK: decw %
|
|
|
|
@g_19 = common global i32 0 ; <i32*> [#uses=2]
|
|
|
|
declare i32 @func_8(i8 zeroext) nounwind
|
|
|
|
declare i32 @func_3(i8 signext) nounwind
|
|
|
|
define void @func_1() nounwind {
|
|
entry:
|
|
br label %bb
|
|
|
|
bb: ; preds = %bb, %entry
|
|
%indvar = phi i16 [ 0, %entry ], [ %indvar.next, %bb ] ; <i16> [#uses=2]
|
|
%tmp = sub i16 0, %indvar ; <i16> [#uses=1]
|
|
%tmp27 = trunc i16 %tmp to i8 ; <i8> [#uses=1]
|
|
%tmp1 = load i32, i32* @g_19, align 4 ; <i32> [#uses=2]
|
|
%tmp2 = add i32 %tmp1, 1 ; <i32> [#uses=1]
|
|
store i32 %tmp2, i32* @g_19, align 4
|
|
%tmp3 = trunc i32 %tmp1 to i8 ; <i8> [#uses=1]
|
|
%tmp4 = tail call i32 @func_8(i8 zeroext %tmp3) nounwind ; <i32> [#uses=0]
|
|
%tmp5 = shl i8 %tmp27, 2 ; <i8> [#uses=1]
|
|
%tmp6 = add i8 %tmp5, -112 ; <i8> [#uses=1]
|
|
%tmp7 = tail call i32 @func_3(i8 signext %tmp6) nounwind ; <i32> [#uses=0]
|
|
%indvar.next = add i16 %indvar, 1 ; <i16> [#uses=2]
|
|
%exitcond = icmp eq i16 %indvar.next, -28 ; <i1> [#uses=1]
|
|
br i1 %exitcond, label %return, label %bb
|
|
|
|
return: ; preds = %bb
|
|
ret void
|
|
}
|