diff options
Diffstat (limited to 'gas/config/tc-arm.c')
| -rw-r--r-- | gas/config/tc-arm.c | 37 |
1 files changed, 11 insertions, 26 deletions
diff --git a/gas/config/tc-arm.c b/gas/config/tc-arm.c index 18d3a20..5eb088c 100644 --- a/gas/config/tc-arm.c +++ b/gas/config/tc-arm.c @@ -189,7 +189,6 @@ static const arm_feature_set arm_ext_v5j = ARM_FEATURE_CORE_LOW (ARM_EXT_V5J); static const arm_feature_set arm_ext_v6 = ARM_FEATURE_CORE_LOW (ARM_EXT_V6); static const arm_feature_set arm_ext_v6k = ARM_FEATURE_CORE_LOW (ARM_EXT_V6K); static const arm_feature_set arm_ext_v6t2 = ARM_FEATURE_CORE_LOW (ARM_EXT_V6T2); -static const arm_feature_set arm_ext_v6m = ARM_FEATURE_CORE_LOW (ARM_EXT_V6M); static const arm_feature_set arm_ext_v6_notm = ARM_FEATURE_CORE_LOW (ARM_EXT_V6_NOTM); static const arm_feature_set arm_ext_v6_dsp = @@ -207,7 +206,7 @@ static const arm_feature_set ATTRIBUTE_UNUSED arm_ext_v7m = ARM_FEATURE_CORE_LOW #endif static const arm_feature_set arm_ext_v8 = ARM_FEATURE_CORE_LOW (ARM_EXT_V8); static const arm_feature_set arm_ext_m = - ARM_FEATURE_CORE (ARM_EXT_V6M | ARM_EXT_OS | ARM_EXT_V7M, + ARM_FEATURE_CORE (ARM_EXT_V6M | ARM_EXT_V7M, ARM_EXT2_V8M | ARM_EXT2_V8M_MAIN); static const arm_feature_set arm_ext_mp = ARM_FEATURE_CORE_LOW (ARM_EXT_MP); static const arm_feature_set arm_ext_sec = ARM_FEATURE_CORE_LOW (ARM_EXT_SEC); @@ -244,9 +243,6 @@ static const arm_feature_set fpu_any = FPU_ANY; static const arm_feature_set arm_arch_full ATTRIBUTE_UNUSED = ARM_FEATURE (-1, -1, -1); static const arm_feature_set arm_arch_t2 = ARM_ARCH_THUMB2; static const arm_feature_set arm_arch_none = ARM_ARCH_NONE; -#ifdef OBJ_ELF -static const arm_feature_set arm_arch_v6m_only = ARM_ARCH_V6M_ONLY; -#endif static const arm_feature_set arm_cext_iwmmxt2 = ARM_FEATURE_COPROC (ARM_CEXT_IWMMXT2); @@ -13120,17 +13116,6 @@ do_t_sxth (void) static void do_t_swi (void) { - /* We have to do the following check manually as ARM_EXT_OS only applies - to ARM_EXT_V6M. */ - if (ARM_CPU_HAS_FEATURE (cpu_variant, arm_ext_v6m)) - { - if (!ARM_CPU_HAS_FEATURE (cpu_variant, arm_ext_os) - /* This only applies to the v6m however, not later architectures. */ - && ! ARM_CPU_HAS_FEATURE (cpu_variant, arm_ext_v7)) - as_bad (_("SVC is not permitted on this architecture")); - ARM_MERGE_FEATURE_SETS (thumb_arch_used, thumb_arch_used, arm_ext_os); - } - inst.reloc.type = BFD_RELOC_ARM_SWI; } @@ -18471,7 +18456,10 @@ md_assemble (char *str) || (thumb_mode == 1 && !ARM_CPU_HAS_FEATURE (variant, *opcode->tvariant))) { - as_bad (_("selected processor does not support `%s' in Thumb mode"), str); + if (opcode->tencode == do_t_swi) + as_bad (_("SVC is not permitted on this architecture")); + else + as_bad (_("selected processor does not support `%s' in Thumb mode"), str); return; } if (inst.cond != COND_ALWAYS && !unified_syntax @@ -19295,8 +19283,6 @@ static const struct asm_opcode insns[] = tC3("ldmia", 8900000, _ldmia, 2, (RRw, REGLST), ldmstm, t_ldmstm), tC3("ldmfd", 8900000, _ldmia, 2, (RRw, REGLST), ldmstm, t_ldmstm), - TCE("swi", f000000, df00, 1, (EXPi), swi, t_swi), - TCE("svc", f000000, df00, 1, (EXPi), swi, t_swi), tCE("b", a000000, _b, 1, (EXPr), branch, t_branch), TCE("bl", b000000, f000f800, 1, (EXPr), bl, t_branch23), @@ -19324,6 +19310,12 @@ static const struct asm_opcode insns[] = TCE("rsb", 0600000, ebc00000, 3, (RR, oRR, SH), arit, t_rsb), TC3("rsbs", 0700000, ebd00000, 3, (RR, oRR, SH), arit, t_rsb), +#undef THUMB_VARIANT +#define THUMB_VARIANT & arm_ext_os + + TCE("swi", f000000, df00, 1, (EXPi), swi, t_swi), + TCE("svc", f000000, df00, 1, (EXPi), swi, t_swi), + #undef THUMB_VARIANT #define THUMB_VARIANT & arm_ext_v6 @@ -26804,13 +26796,6 @@ aeabi_set_public_attributes (void) if (ARM_CPU_HAS_FEATURE (thumb_arch_used, arm_arch_any)) ARM_MERGE_FEATURE_SETS (flags, flags, arm_ext_v4t); - /* We need to make sure that the attributes do not identify us as v6S-M - when the only v6S-M feature in use is the Operating System - Extensions. */ - if (ARM_CPU_HAS_FEATURE (flags, arm_ext_os)) - if (!ARM_CPU_HAS_FEATURE (flags, arm_arch_v6m_only)) - ARM_CLEAR_FEATURE (flags, flags, arm_ext_os); - /* Code run during relaxation relies on selected_cpu being set. */ selected_cpu = flags; } |