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| author | Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com> | 2020-05-04 13:05:42 +0100 |
|---|---|---|
| committer | Andre Vieira <andre.simoesdiasvieira@arm.com> | 2020-05-04 13:07:45 +0100 |
| commit | fe05f369f0df7cad0a6500b79879addaad2e364d (patch) | |
| tree | f853042df0e8d3aa491deb65bdfe6021f620ff96 /gas/config/tc-arm.c | |
| parent | 4706679daca21b5d637afaf5b55858b26f0f8c16 (diff) | |
| download | gdb-fe05f369f0df7cad0a6500b79879addaad2e364d.zip gdb-fe05f369f0df7cad0a6500b79879addaad2e364d.tar.gz gdb-fe05f369f0df7cad0a6500b79879addaad2e364d.tar.bz2 | |
gas: PR 25863: Fix scalar vmul inside it block when assembling for MVE
This fixes PR 25863 by fixing the condition in the parsing of vmul in
do_mve_vmull. It also simplifies the code in there fixing latent issues that
would lead to NEON code being accepted when it shouldn't.
gas/ChangeLog:
2020-05-04 Andre Vieira <andre.simoesdiasvieira@arm.com>
PR gas/25863
* config/tc-arm.c (do_mve_vmull): Fix scalar and NEON parsing of vmul.
* testsuite/gas/arm/mve-scalar-vmult-it.d: New test.
* testsuite/gas/arm/mve-scalar-vmult-it.s: New test.
Diffstat (limited to 'gas/config/tc-arm.c')
| -rw-r--r-- | gas/config/tc-arm.c | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/gas/config/tc-arm.c b/gas/config/tc-arm.c index f2a55ab..12ca245 100644 --- a/gas/config/tc-arm.c +++ b/gas/config/tc-arm.c @@ -18273,19 +18273,13 @@ do_mve_vmull (void) enum neon_shape rs = neon_select_shape (NS_HHH, NS_FFF, NS_DDD, NS_DDS, NS_QQS, NS_QQQ, NS_QQR, NS_NULL); - if (!ARM_CPU_HAS_FEATURE (cpu_variant, mve_ext) - && inst.cond == COND_ALWAYS + if (inst.cond == COND_ALWAYS && ((unsigned)inst.instruction) == M_MNEM_vmullt) { + if (rs == NS_QQQ) { - - struct neon_type_el et = neon_check_type (3, rs, N_EQK , N_EQK, - N_SUF_32 | N_F64 | N_P8 - | N_P16 | N_I_MVE | N_KEY); - if (((et.type == NT_poly) && et.size == 8 - && ARM_CPU_IS_ANY (cpu_variant)) - || (et.type == NT_integer) || (et.type == NT_float)) + if (!ARM_CPU_HAS_FEATURE (cpu_variant, mve_ext)) goto neon_vmul; } else |