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
73 lines
1.6 KiB
LLVM
73 lines
1.6 KiB
LLVM
; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2 %s -o - | FileCheck %s
|
|
|
|
define i32 @f1(i32* %v) {
|
|
entry:
|
|
; CHECK-LABEL: f1:
|
|
; CHECK: ldr r0, [r0]
|
|
%tmp = load i32, i32* %v
|
|
ret i32 %tmp
|
|
}
|
|
|
|
define i32 @f2(i32* %v) {
|
|
entry:
|
|
; CHECK-LABEL: f2:
|
|
; CHECK: ldr.w r0, [r0, #4092]
|
|
%tmp2 = getelementptr i32, i32* %v, i32 1023
|
|
%tmp = load i32, i32* %tmp2
|
|
ret i32 %tmp
|
|
}
|
|
|
|
define i32 @f3(i32* %v) {
|
|
entry:
|
|
; CHECK-LABEL: f3:
|
|
; CHECK: mov.w r1, #4096
|
|
; CHECK: ldr r0, [r0, r1]
|
|
%tmp2 = getelementptr i32, i32* %v, i32 1024
|
|
%tmp = load i32, i32* %tmp2
|
|
ret i32 %tmp
|
|
}
|
|
|
|
define i32 @f4(i32 %base) {
|
|
entry:
|
|
; CHECK-LABEL: f4:
|
|
; CHECK: ldr r0, [r0, #-128]
|
|
%tmp1 = sub i32 %base, 128
|
|
%tmp2 = inttoptr i32 %tmp1 to i32*
|
|
%tmp3 = load i32, i32* %tmp2
|
|
ret i32 %tmp3
|
|
}
|
|
|
|
define i32 @f5(i32 %base, i32 %offset) {
|
|
entry:
|
|
; CHECK-LABEL: f5:
|
|
; CHECK: ldr r0, [r0, r1]
|
|
%tmp1 = add i32 %base, %offset
|
|
%tmp2 = inttoptr i32 %tmp1 to i32*
|
|
%tmp3 = load i32, i32* %tmp2
|
|
ret i32 %tmp3
|
|
}
|
|
|
|
define i32 @f6(i32 %base, i32 %offset) {
|
|
entry:
|
|
; CHECK-LABEL: f6:
|
|
; CHECK: ldr.w r0, [r0, r1, lsl #2]
|
|
%tmp1 = shl i32 %offset, 2
|
|
%tmp2 = add i32 %base, %tmp1
|
|
%tmp3 = inttoptr i32 %tmp2 to i32*
|
|
%tmp4 = load i32, i32* %tmp3
|
|
ret i32 %tmp4
|
|
}
|
|
|
|
define i32 @f7(i32 %base, i32 %offset) {
|
|
entry:
|
|
; CHECK-LABEL: f7:
|
|
; CHECK: lsrs r1, r1, #2
|
|
; CHECK: ldr r0, [r0, r1]
|
|
|
|
%tmp1 = lshr i32 %offset, 2
|
|
%tmp2 = add i32 %base, %tmp1
|
|
%tmp3 = inttoptr i32 %tmp2 to i32*
|
|
%tmp4 = load i32, i32* %tmp3
|
|
ret i32 %tmp4
|
|
}
|