[Bug target/102907] New: aarch64/shrn-combine-[123].c fail with SVE
clyon at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Fri Oct 22 23:14:38 GMT 2021
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102907
Bug ID: 102907
Summary: aarch64/shrn-combine-[123].c fail with SVE
Product: gcc
Version: 12.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: clyon at gcc dot gnu.org
Target Milestone: ---
Hi Tamar,
I have noticed that the new tests shrn-combine-[123].c fail when running the
tests with -march=armv8.3-a+sve:
PASS: gcc.target/aarch64/shrn-combine-1.c (test for excess errors)
gcc.target/aarch64/shrn-combine-1.c: \\tshrn\\t found 0 times
FAIL: gcc.target/aarch64/shrn-combine-1.c scan-assembler-times \\tshrn\\t 1
gcc.target/aarch64/shrn-combine-1.c: \\tshrn2\\t found 0 times
FAIL: gcc.target/aarch64/shrn-combine-1.c scan-assembler-times \\tshrn2\\t 1
PASS: gcc.target/aarch64/shrn-combine-2.c (test for excess errors)
gcc.target/aarch64/shrn-combine-2.c: \\tshrn\\t found 0 times
FAIL: gcc.target/aarch64/shrn-combine-2.c scan-assembler-times \\tshrn\\t 1
gcc.target/aarch64/shrn-combine-2.c: \\tshrn2\\t found 0 times
FAIL: gcc.target/aarch64/shrn-combine-2.c scan-assembler-times \\tshrn2\\t 1
PASS: gcc.target/aarch64/shrn-combine-3.c (test for excess errors)
gcc.target/aarch64/shrn-combine-3.c: \\tshrn\\t found 0 times
FAIL: gcc.target/aarch64/shrn-combine-3.c scan-assembler-times \\tshrn\\t 1
gcc.target/aarch64/shrn-combine-3.c: \\tshrn2\\t found 0 times
FAIL: gcc.target/aarch64/shrn-combine-3.c scan-assembler-times \\tshrn2\\t 1
(and similarly with -march=armv8.5-a+sve2)
I haven't checked the actual generated code.
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