https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88522
Bug ID: 88522
Summary: Error: operand size mismatch for `vpgatherqq'
Product: gcc
Version: 9.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: hjl.tools at gmail dot com
CC: ubizjak at gmail dot com
Target Milestone: ---
Target: i386,x86-64
With binutils 2.32, I got
[hjl@gnu-skx-1 gcc]$
/export/users/hjl/build/gnu/tools-build/gcc-32bit/build-i686-linux/gcc/xgcc
-B/export/users/hjl/build/gnu/tools-build/gcc-32bit/build-i686-linux/gcc/
-fno-diagnostics-show-caret -fno-diagnostics-show-line-numbers
-fdiagnostics-color=never -Ofast -mavx512vl -masm=intel -c -o
avx512vl-pr79299-2.o
/export/gnu/import/git/sources/gcc/gcc/testsuite/gcc.target/i386/avx512vl-pr79299-2.c
-m32
/tmp/ccptGe0Q.s: Assembler messages:
/tmp/ccptGe0Q.s:18: Error: operand size mismatch for `vgatherdps'
/tmp/ccptGe0Q.s:43: Error: operand size mismatch for `vgatherdps'
/tmp/ccptGe0Q.s:67: Error: operand size mismatch for `vgatherdpd'
/tmp/ccptGe0Q.s:92: Error: operand size mismatch for `vgatherdpd'
/tmp/ccptGe0Q.s:116: Error: operand size mismatch for `vgatherqps'
/tmp/ccptGe0Q.s:141: Error: operand size mismatch for `vgatherqps'
/tmp/ccptGe0Q.s:165: Error: operand size mismatch for `vgatherqpd'
/tmp/ccptGe0Q.s:190: Error: operand size mismatch for `vgatherqpd'
/tmp/ccptGe0Q.s:213: Error: operand size mismatch for `vpgatherdd'
/tmp/ccptGe0Q.s:238: Error: operand size mismatch for `vpgatherdd'
/tmp/ccptGe0Q.s:262: Error: operand size mismatch for `vpgatherdq'
/tmp/ccptGe0Q.s:287: Error: operand size mismatch for `vpgatherdq'
/tmp/ccptGe0Q.s:311: Error: operand size mismatch for `vpgatherqd'
/tmp/ccptGe0Q.s:336: Error: operand size mismatch for `vpgatherqd'
/tmp/ccptGe0Q.s:360: Error: operand size mismatch for `vpgatherqq'
/tmp/ccptGe0Q.s:385: Error: operand size mismatch for `vpgatherqq'
/tmp/ccptGe0Q.s:410: Error: operand size mismatch for `vgatherdps'
/tmp/ccptGe0Q.s:429: Error: operand size mismatch for `vgatherdps'
/tmp/ccptGe0Q.s:451: Error: operand size mismatch for `vgatherdpd'
/tmp/ccptGe0Q.s:470: Error: operand size mismatch for `vgatherdpd'
/tmp/ccptGe0Q.s:492: Error: operand size mismatch for `vgatherqps'
/tmp/ccptGe0Q.s:512: Error: operand size mismatch for `vgatherqps'
/tmp/ccptGe0Q.s:534: Error: operand size mismatch for `vgatherqpd'
/tmp/ccptGe0Q.s:553: Error: operand size mismatch for `vgatherqpd'
/tmp/ccptGe0Q.s:575: Error: operand size mismatch for `vpgatherdd'
/tmp/ccptGe0Q.s:594: Error: operand size mismatch for `vpgatherdd'
/tmp/ccptGe0Q.s:616: Error: operand size mismatch for `vpgatherdq'
/tmp/ccptGe0Q.s:635: Error: operand size mismatch for `vpgatherdq'
/tmp/ccptGe0Q.s:657: Error: operand size mismatch for `vpgatherqd'
/tmp/ccptGe0Q.s:677: Error: operand size mismatch for `vpgatherqd'
/tmp/ccptGe0Q.s:699: Error: operand size mismatch for `vpgatherqq'
/tmp/ccptGe0Q.s:718: Error: operand size mismatch for `vpgatherqq'
/tmp/ccptGe0Q.s:739: Error: operand size mismatch for `vgatherdps'
/tmp/ccptGe0Q.s:756: Error: operand size mismatch for `vgatherdps'
/tmp/ccptGe0Q.s:776: Error: operand size mismatch for `vgatherdpd'
/tmp/ccptGe0Q.s:793: Error: operand size mismatch for `vgatherdpd'
/tmp/ccptGe0Q.s:813: Error: operand size mismatch for `vgatherqps'
/tmp/ccptGe0Q.s:831: Error: operand size mismatch for `vgatherqps'
/tmp/ccptGe0Q.s:851: Error: operand size mismatch for `vgatherqpd'
/tmp/ccptGe0Q.s:868: Error: operand size mismatch for `vgatherqpd'
/tmp/ccptGe0Q.s:888: Error: operand size mismatch for `vpgatherdd'
/tmp/ccptGe0Q.s:905: Error: operand size mismatch for `vpgatherdd'
/tmp/ccptGe0Q.s:925: Error: operand size mismatch for `vpgatherdq'
/tmp/ccptGe0Q.s:942: Error: operand size mismatch for `vpgatherdq'
/tmp/ccptGe0Q.s:962: Error: operand size mismatch for `vpgatherqd'
/tmp/ccptGe0Q.s:980: Error: operand size mismatch for `vpgatherqd'
/tmp/ccptGe0Q.s:1000: Error: operand size mismatch for `vpgatherqq'
/tmp/ccptGe0Q.s:1017: Error: operand size mismatch for `vpgatherqq'
[hjl@gnu-skx-1 gcc]$
We have
[hjl@gnu-skx-1 gcc]$ cat x.s
.intel_syntax noprefix
vpgatherdd xmm0{k1}, XMMWORD PTR [eax+xmm1*1]
vpgatherdd ymm0{k1}, YMMWORD PTR [eax+ymm1*1]
vpgatherdd zmm1{k1}, ZMMWORD PTR [eax+zmm0*1]
vpgatherdq xmm0{k1}, XMMWORD PTR [eax+xmm1*1]
vpgatherdq ymm0{k1}, YMMWORD PTR [eax+xmm1*1]
vpgatherdq zmm1{k1}, ZMMWORD PTR [eax+ymm0*1]
vpgatherqd xmm0{k1}, QWORD PTR [eax+xmm1*1]
vpgatherqd xmm0{k1}, XMMWORD PTR [eax+ymm1*1]
vpgatherqd ymm1{k1}, YMMWORD PTR [eax+zmm0*1]
vpgatherqd ymm2{k1}, YMMWORD PTR [edx+zmm1*1]
vpgatherqq xmm0{k1}, XMMWORD PTR [eax+xmm1*1]
vpgatherqq ymm0{k1}, YMMWORD PTR [eax+ymm1*1]
vpgatherqq zmm2{k1}, ZMMWORD PTR [edx+zmm1*1]
[hjl@gnu-skx-1 gcc]$ gcc -m32 -c x.s
x.s: Assembler messages:
x.s:2: Error: operand size mismatch for `vpgatherdd'
x.s:3: Error: operand size mismatch for `vpgatherdd'
x.s:4: Error: operand size mismatch for `vpgatherdd'
x.s:5: Error: operand size mismatch for `vpgatherdq'
x.s:6: Error: operand size mismatch for `vpgatherdq'
x.s:7: Error: operand size mismatch for `vpgatherdq'
x.s:8: Error: operand size mismatch for `vpgatherqd'
x.s:9: Error: operand size mismatch for `vpgatherqd'
x.s:10: Error: operand size mismatch for `vpgatherqd'
x.s:11: Error: operand size mismatch for `vpgatherqd'
x.s:12: Error: operand size mismatch for `vpgatherqq'
x.s:13: Error: operand size mismatch for `vpgatherqq'
x.s:14: Error: operand size mismatch for `vpgatherqq'
[hjl@gnu-skx-1 gcc]$
GCC should generate:
[hjl@gnu-skx-1 gcc]$ cat y.s
.intel_syntax noprefix
vpgatherdd xmm0{k1}, DWORD PTR [eax+xmm1*1]
vpgatherdd ymm0{k1}, DWORD PTR [eax+ymm1*1]
vpgatherdd zmm1{k1}, DWORD PTR [eax+zmm0*1]
vpgatherdq xmm0{k1}, QWORD PTR [eax+xmm1*1]
vpgatherdq ymm0{k1}, QWORD PTR [eax+xmm1*1]
vpgatherdq zmm1{k1}, QWORD PTR [eax+ymm0*1]
vpgatherqd xmm0{k1}, DWORD PTR [eax+xmm1*1]
vpgatherqd xmm0{k1}, DWORD PTR [eax+ymm1*1]
vpgatherqd ymm1{k1}, DWORD PTR [eax+zmm0*1]
vpgatherqd ymm2{k1}, DWORD PTR [edx+zmm1*1]
vpgatherqq xmm0{k1}, QWORD PTR [eax+xmm1*1]
vpgatherqq ymm0{k1}, QWORD PTR [eax+ymm1*1]
vpgatherqq zmm2{k1}, QWORD PTR [edx+zmm1*1]
[hjl@gnu-skx-1 gcc]$ gcc -c -m32 y.s
That is DWORD for 'd' suffix and QWORD for 'q' suffix.
