Hi! This patch fixes FAIL: gcc.target/i386/avx512vl-vmovapd-1.c scan-assembler-times vmovapd[ \\\\t]+[^{\\n]*%xmm[0-9]+[^\\n]*\\\\){%k[1-7]}(?:\\n|[ \\\\t]+#) 1 FAIL: gcc.target/i386/avx512vl-vmovapd-1.c scan-assembler-times vmovapd[ \\\\t]+[^{\\n]*%ymm[0-9]+[^\\n]*\\\\){%k[1-7]}(?:\\n|[ \\\\t]+#) 1 FAIL: gcc.target/i386/avx512vl-vmovaps-1.c scan-assembler-times vmovaps[ \\\\t]+[^{\\n]*%xmm[0-9]+[^\\n]*\\\\){%k[1-7]}(?:\\n|[ \\\\t]+#) 1 FAIL: gcc.target/i386/avx512vl-vmovaps-1.c scan-assembler-times vmovaps[ \\\\t]+[^{\\n]*%ymm[0-9]+[^\\n]*\\\\){%k[1-7]}(?:\\n|[ \\\\t]+#) 1 regressions that were introduced recently by fixing up the masked store check for misalignment. The problem is that for v2df/v4df/v4sf/v8sf masked stores ix86_expand_special_args_builtin failed to set aligned_mem and thus didn't set correct memory alignment.
Bootstrapped/regtested on x86_64-linux and i686-linux, ok for trunk? 2016-01-08 Jakub Jelinek <ja...@redhat.com> PR target/69198 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure aligned_mem is properly set for AVX512-VL floating point masked stores. --- gcc/config/i386/i386.c.jj 2016-01-08 07:31:11.000000000 +0100 +++ gcc/config/i386/i386.c 2016-01-08 18:16:21.030354042 +0100 @@ -39776,7 +39776,11 @@ ix86_expand_special_args_builtin (const memory = 0; break; case VOID_FTYPE_PV8DF_V8DF_UQI: + case VOID_FTYPE_PV4DF_V4DF_UQI: + case VOID_FTYPE_PV2DF_V2DF_UQI: case VOID_FTYPE_PV16SF_V16SF_UHI: + case VOID_FTYPE_PV8SF_V8SF_UQI: + case VOID_FTYPE_PV4SF_V4SF_UQI: case VOID_FTYPE_PV8DI_V8DI_UQI: case VOID_FTYPE_PV4DI_V4DI_UQI: case VOID_FTYPE_PV2DI_V2DI_UQI: @@ -39834,10 +39838,6 @@ ix86_expand_special_args_builtin (const case VOID_FTYPE_PV16QI_V16QI_UHI: case VOID_FTYPE_PV32QI_V32QI_USI: case VOID_FTYPE_PV64QI_V64QI_UDI: - case VOID_FTYPE_PV4DF_V4DF_UQI: - case VOID_FTYPE_PV2DF_V2DF_UQI: - case VOID_FTYPE_PV8SF_V8SF_UQI: - case VOID_FTYPE_PV4SF_V4SF_UQI: nargs = 2; klass = store; /* Reserve memory operand for target. */ Jakub