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Do not add offset in applyFixup. This has already been accounted for in Value.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154838 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Akira Hatanaka 2012-04-16 18:00:19 +00:00
parent 99a0b28b41
commit 3ef7edc77a
2 changed files with 24 additions and 4 deletions
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6
lib/Target/Mips/MCTargetDesc/MipsAsmBackend.cpp
View File

@ -12,7 +12,6 @@
//===----------------------------------------------------------------------===//
//
#include "MipsBaseInfo.h"
#include "MipsFixupKinds.h"
#include "MCTargetDesc/MipsMCTargetDesc.h"
#include "llvm/MC/MCAsmBackend.h"
@ -85,9 +84,8 @@ public:
uint64_t Value) const {
MCFixupKind Kind = Fixup.getKind();
Value = adjustFixupValue((unsigned)Kind, Value);
int64_t SymOffset = MipsGetSymAndOffset(Fixup).second;
if (!Value && !SymOffset)
if (!Value)
return; // Doesn't change encoding.
// Where do we start in the object
@ -118,7 +116,7 @@ public:
}
uint64_t Mask = ((uint64_t)(-1) >> (64 - getFixupKindInfo(Kind).TargetSize));
CurVal |= (Value + SymOffset) & Mask;
CurVal |= Value & Mask;
// Write out the fixed up bytes back to the code/data bits.
for (unsigned i = 0; i != NumBytes; ++i) {

22
test/MC/Mips/sym-offset.ll Normal file
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@ -0,0 +1,22 @@
; RUN: llc -filetype=obj -mtriple mipsel-unknown-linux %s -o - | elf-dump --dump-section-data | FileCheck %s
; FIXME: use assembler instead of llc when it becomes available.
@string1 = internal global [11 x i8] c"aaaaaaaaaa\00", align 1
@string2 = internal global [10 x i8] c"aaaa\00bbbb\00", align 1
define i32 @foo1(i32 %n) nounwind readonly {
entry:
; check that the immediate fields of lwl and lwr are three apart.
; 8841000e lwl at,14(v0)
; 9841000b lwr at,11(v0)
; CHECK: ('_section_data', '00001c3c 00009c27 21e09903 0000828f 0e004188 0b004198
%call = tail call i32 @memcmp(i8* getelementptr inbounds ([11 x i8]* @string1, i32 0, i32 0), i8* getelementptr inbounds ([10 x i8]* @string2, i32 0, i32 0), i32 4) nounwind readonly
%cmp = icmp eq i32 %call, 0
%conv = zext i1 %cmp to i32
ret i32 %conv
}
declare i32 @memcmp(i8* nocapture, i8* nocapture, i32) nounwind readonly