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* [gcc r13-853] x86: correct bmi2_umul<mode><dwi>3_1's MEM_P() uses
@ 2022-05-30 9:30 Jan Beulich
0 siblings, 0 replies; only message in thread
From: Jan Beulich @ 2022-05-30 9:30 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:c89298404071e3b42eb7e2bfbdbaa45573538b53
commit r13-853-gc89298404071e3b42eb7e2bfbdbaa45573538b53
Author: Jan Beulich <jbeulich@suse.com>
Date: Mon May 30 11:29:59 2022 +0200
x86: correct bmi2_umul<mode><dwi>3_1's MEM_P() uses
It's pretty clear that the operand numbers in the MEM_P() checks are
off by one, perhaps due to a copy-and-paste oversight (unlike in most
other places here we're dealing with two outputs).
gcc/
* config/i386/i386.md (bmi2_umul<mode><dwi>3_1): Correct MEM_P()
arguments.
Diff:
---
gcc/config/i386/i386.md | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md
index 602dfa799bf..17bdbd93c4b 100644
--- a/gcc/config/i386/i386.md
+++ b/gcc/config/i386/i386.md
@@ -8465,7 +8465,7 @@
(zero_extend:<DWI> (match_dup 3)))
(match_operand:QI 4 "const_int_operand" "n"))))]
"TARGET_BMI2 && INTVAL (operands[4]) == <MODE_SIZE> * BITS_PER_UNIT
- && !(MEM_P (operands[1]) && MEM_P (operands[2]))"
+ && !(MEM_P (operands[2]) && MEM_P (operands[3]))"
"mulx\t{%3, %0, %1|%1, %0, %3}"
[(set_attr "type" "imulx")
(set_attr "prefix" "vex")
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2022-05-30 9:30 [gcc r13-853] x86: correct bmi2_umul<mode><dwi>3_1's MEM_P() uses Jan Beulich
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