https://sourceware.org/bugzilla/show_bug.cgi?id=32484
Bug ID: 32484
Summary: [2.44 regression] pixman asm fails to assemble on arm
(Error: bad instruction `ldr\t TMP1,[SRC,TMP1]')
Product: binutils
Version: unspecified
Status: NEW
Severity: normal
Priority: P2
Component: gas
Assignee: unassigned at sourceware dot org
Reporter: sam at gentoo dot org
Target Milestone: ---
Some of pixman's asm fails to assemble with binutils trunk, it works with the
binutils-2.43 release branch:
```
$
/usr/lib/gcc/armv7a-unknown-linux-gnueabihf/15/../../../../armv7a-unknown-linux-gnueabihf/bin/as
-I pixman/libpixman-arm-simd.a.p -I pixman -I ../pixman-0.44.2/pixman
"-march=armv7-a+fp" "-mfloat-abi=hard" "-mfpu=vfpv3-d16" "-meabi=5" -o
pixman/libpixman-arm-simd.a.p/pixman-arm-simd-asm-scaled.S.o
./pixman/libpixman-arm-simd.a.p/pixman-arm-simd-asm-scaled.S.s
../pixman-0.44.2/pixman/pixman-arm-simd-asm-scaled.S: Assembler messages:
../pixman-0.44.2/pixman/pixman-arm-simd-asm-scaled.S:86: Error: bad instruction
`ldr\t TMP1,[SRC,TMP1]'
../pixman-0.44.2/pixman/pixman-arm-simd-asm-scaled.S:114: Info: macro invoked
from here
../pixman-0.44.2/pixman/pixman-arm-simd-asm-scaled.S:154: Info: macro invoked
from here
../pixman-0.44.2/pixman/pixman-arm-simd-asm-scaled.S:87: Error: found '\',
expected: ')'
../pixman-0.44.2/pixman/pixman-arm-simd-asm-scaled.S:114: Info: macro invoked
from here
../pixman-0.44.2/pixman/pixman-arm-simd-asm-scaled.S:154: Info: macro invoked
from here
../pixman-0.44.2/pixman/pixman-arm-simd-asm-scaled.S:87: Error: garbage
following instruction -- `and TMP2,VXMASK,VX,asr#(16-\bpp_shift)'
../pixman-0.44.2/pixman/pixman-arm-simd-asm-scaled.S:114: Info: macro invoked
from here
../pixman-0.44.2/pixman/pixman-arm-simd-asm-scaled.S:154: Info: macro invoked
from here
../pixman-0.44.2/pixman/pixman-arm-simd-asm-scaled.S:89: Error: bad instruction
`str\t TMP1,[DST],#(1<<\bpp_shift)'
../pixman-0.44.2/pixman/pixman-arm-simd-asm-scaled.S:114: Info: macro invoked
from here
../pixman-0.44.2/pixman/pixman-arm-simd-asm-scaled.S:154: Info: macro invoked
from here
../pixman-0.44.2/pixman/pixman-arm-simd-asm-scaled.S:93: Error: bad instruction
`ldr\t TMP2,[SRC,TMP2]'
../pixman-0.44.2/pixman/pixman-arm-simd-asm-scaled.S:114: Info: macro invoked
from here
../pixman-0.44.2/pixman/pixman-arm-simd-asm-scaled.S:154: Info: macro invoked
from here
../pixman-0.44.2/pixman/pixman-arm-simd-asm-scaled.S:94: Error: found '\',
expected: ')'
../pixman-0.44.2/pixman/pixman-arm-simd-asm-scaled.S:114: Info: macro invoked
from here
[...]
```
```
$ as --version
GNU assembler (Gentoo 9999 p1) 2.43.50.20241220
Copyright (C) 2024 Free Software Foundation, Inc.
This program is free software; you may redistribute it under the terms of
the GNU General Public License version 3 or later.
This program has absolutely no warranty.
This assembler was configured for a target of `armv7a-unknown-linux-gnueabihf'.
```
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