diff options
Diffstat (limited to 'gcc/config/i386/i386.c')
-rw-r--r-- | gcc/config/i386/i386.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 74441564511..ae7a74882fe 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -5197,6 +5197,12 @@ ix86_option_override_internal (bool main_args_p, opts->x_ix86_isa_flags |= OPTION_MASK_ISA_LZCNT & ~opts->x_ix86_isa_flags_explicit; + /* Disable BMI, BMI2 and TBM instructions for -m16. */ + if (TARGET_16BIT_P(opts->x_ix86_isa_flags)) + opts->x_ix86_isa_flags + &= ~((OPTION_MASK_ISA_BMI | OPTION_MASK_ISA_BMI2 | OPTION_MASK_ISA_TBM) + & ~opts->x_ix86_isa_flags_explicit); + /* Validate -mpreferred-stack-boundary= value or default it to PREFERRED_STACK_BOUNDARY_DEFAULT. */ ix86_preferred_stack_boundary = PREFERRED_STACK_BOUNDARY_DEFAULT; @@ -17522,7 +17528,7 @@ ix86_print_operand_address_as (FILE *file, rtx addr, /* Displacement only requires special attention. */ if (CONST_INT_P (disp)) { - if (ASSEMBLER_DIALECT == ASM_INTEL && parts.seg == ADDR_SPACE_GENERIC) + if (ASSEMBLER_DIALECT == ASM_INTEL && ADDR_SPACE_GENERIC_P (as)) fputs ("ds:", file); fprintf (file, HOST_WIDE_INT_PRINT_DEC, INTVAL (disp)); } |