mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-17 18:31:04 +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
28 lines
956 B
LLVM
28 lines
956 B
LLVM
; RUN: llc -mtriple=arm64-apple-ios -o - %s | FileCheck %s --check-prefix=CHECK-RESERVE-X18
|
|
; RUN: llc -mtriple=arm64-freebsd-gnu -aarch64-reserve-x18 -o - %s | FileCheck %s --check-prefix=CHECK-RESERVE-X18
|
|
; RUN: llc -mtriple=arm64-linux-gnu -o - %s | FileCheck %s
|
|
|
|
; x18 is reserved as a platform register on Darwin but not on other
|
|
; systems. Create loads of register pressure and make sure this is respected.
|
|
|
|
; Also, fp must always refer to a valid frame record, even if it's not the one
|
|
; of the current function, so it shouldn't be used either.
|
|
|
|
@var = global [30 x i64] zeroinitializer
|
|
|
|
define void @keep_live() {
|
|
%val = load volatile [30 x i64], [30 x i64]* @var
|
|
store volatile [30 x i64] %val, [30 x i64]* @var
|
|
|
|
; CHECK: ldr x18
|
|
; CHECK: str x18
|
|
|
|
; CHECK-RESERVE-X18-NOT: ldr fp
|
|
; CHECK-RESERVE-X18-NOT: ldr x18
|
|
; CHECK-RESERVE-X18: Spill
|
|
; CHECK-RESERVE-X18-NOT: ldr fp
|
|
; CHECK-RESERVE-X18-NOT: ldr x18
|
|
; CHECK-RESERVE-X18: ret
|
|
ret void
|
|
}
|