[PATCH] x86: Don't check if AVX512 template requires AVX512VL
H.J. Lu
hjl.tools@gmail.com
Tue Jun 20 16:44:36 GMT 2023
If the ZMM operand in an AVX12 template also allows XMM or ZMM, this
template must require AVX512VL. Drop the AVX512VL requirement check
on such AVX512 templates.
* config/tc-i386.c (check_VecOperands): Don't check if AVX512
template requires AVX512VL.
---
gas/config/tc-i386.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/gas/config/tc-i386.c b/gas/config/tc-i386.c
index de35ee2a2c6..dcafac0c0cd 100644
--- a/gas/config/tc-i386.c
+++ b/gas/config/tc-i386.c
@@ -6288,11 +6288,10 @@ check_VecOperands (const insn_template *t)
/* Templates allowing for ZMMword as well as YMMword and/or XMMword for
any one operand are implicity requiring AVX512VL support if the actual
operand size is YMMword or XMMword. Since this function runs after
- template matching, there's no need to check for YMMword/XMMword in
- the template. */
+ template matching, there's no need to check for YMMword/XMMword nor
+ AVX512VL in the template. */
cpu = cpu_flags_and (t->cpu_flags, avx512);
if (!cpu_flags_all_zero (&cpu)
- && !t->cpu_flags.bitfield.cpuavx512vl
&& !cpu_arch_flags.bitfield.cpuavx512vl)
{
for (op = 0; op < t->operands; ++op)
--
2.40.1
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