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From: "sherry.zhang2 at arm dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/106442] Build time error "vadd.i32 q3, q3, q0'" in case of -mcpu=cortex-m55+nofp+nomve.fp
Date: Tue, 26 Jul 2022 07:36:23 +0000	[thread overview]
Message-ID: <bug-106442-4-0IyJmw1s9c@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-106442-4@http.gcc.gnu.org/bugzilla/>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106442

--- Comment #5 from sherry.zhang2 at arm dot com ---
(In reply to Andrew Pinski from comment #4)
> A picture is not the source.
> But this looks more like a bug in either your inline-asm or how you invoke
> GCC.

Logs after adding -v to GCC:
COLLECT_GCC_OPTIONS= '-mcpu=cortex-m55+nomve.fp' '-v' '-O3' '-D' 'NDEBUG'
'-specs=nano.specs' '-Wall' '-Wformat=0' '-Wno-return-type'
'-Wno-unused-but-set-variable' '-c' '-fdata-sections' '-ffunction-sections'
'-fno-builtin' '-fshort-enums' '-funsigned-char' '-mthumb' '-nostdlib'
'-std=c99' '-g' '-mfloat-abi=soft' '-mcmse' '-Wno-unused-value' '-o'
'CMakeFiles/tfm_spm.dir/cmsis_psa/arch/tfm_arch_v8m_main.o' '-c'
'-mlibarch=armv8.1-m.main+mve' '-march=armv8.1-m.main+mve' 

The same source code can build without error if I enable FP
with
COLLECT_GCC_OPTIONS='-mcpu=cortex-m55' '-v' '-O3' '-D' 'NDEBUG'
'-specs=nano.specs' '-Wall' '-Wformat=0' '-Wno-return-type'
'-Wno-unused-but-set-variable' '-c' '-fdata-sections' '-ffunction-sections'
'-fno-builtin' '-fshort-enums' '-funsigned-char' '-mthumb' '-nostdlib'
'-std=c99' '-g' '-mfloat-abi=hard' '-mfpu=fpv5-d16' '-mcmse'
'-Wno-unused-value' '-o'
'CMakeFiles/tfm_spm.dir/cmsis_psa/arch/tfm_arch_v8m_main.o' '-c'
'-mlibarch=armv8.1-m.main+fp.dp+mve' '-march=armv8.1-m.main+fp.dp+mve'

  parent reply	other threads:[~2022-07-26  7:36 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-26  6:49 [Bug libgcc/106442] New: Build time error "vadd.i32 q3,q3,q0'" " sherry.zhang2 at arm dot com
2022-07-26  6:54 ` [Bug target/106442] Build time error "vadd.i32 q3, q3, q0'" " pinskia at gcc dot gnu.org
2022-07-26  6:56 ` pinskia at gcc dot gnu.org
2022-07-26  7:19 ` sherry.zhang2 at arm dot com
2022-07-26  7:25 ` pinskia at gcc dot gnu.org
2022-07-26  7:36 ` sherry.zhang2 at arm dot com [this message]
2022-07-26  9:47 ` rearnsha at gcc dot gnu.org
2022-07-26  9:54 ` sherry.zhang2 at arm dot com
2022-07-26 10:09 ` rearnsha at gcc dot gnu.org

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