RPCS3/llvm-mirror
1
0
Fork 0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-11-24 11:42:57 +01:00
Code Issues Projects Releases Wiki Activity

fix asmstreaming of 2/4 byte elements with pow-2 alignments.

Browse Source 
llvm-svn: 79408
This commit is contained in:
Chris Lattner 2009-08-19 06:35:36 +00:00
parent ed3dcdbdb8
commit aeed3004c1
2 changed files with 10 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
lib/MC/MCAsmStreamer.cpp
View File

@ -229,7 +229,14 @@ void MCAsmStreamer::EmitValueToAlignment(unsigned ByteAlignment, int64_t Value,
// Some assemblers don't support non-power of two alignments, so we always
// emit alignments as a power of two if possible.
if (isPowerOf2_32(ByteAlignment)) {
OS << TAI.getAlignDirective();
switch (ValueSize) {
default: llvm_unreachable("Invalid size for machine code value!");
case 1: OS << TAI.getAlignDirective(); break;
// FIXME: use TAI for this!
case 2: OS << ".p2alignw "; break;
case 4: OS << ".p2alignl "; break;
case 8: llvm_unreachable("Unsupported alignment size!");
}
if (TAI.getAlignmentIsInBytes())
OS << ByteAlignment;

4
test/MC/AsmParser/directive_align.s
View File

@ -1,7 +1,7 @@
# RUN: llvm-mc -triple i386-unknown-unknown %s | FileCheck %s
# RUN: llvm-mc -triple i386-apple-darwin9 %s | FileCheck %s
# CHECK: TEST0:
# CHECK: .p2align 1, 0
# CHECK: align 1
TEST0:
.align 1