diff options
Diffstat (limited to 'gas/config/tc-arm.c')
| -rw-r--r-- | gas/config/tc-arm.c | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/gas/config/tc-arm.c b/gas/config/tc-arm.c index c6fa61f..76013ed 100644 --- a/gas/config/tc-arm.c +++ b/gas/config/tc-arm.c @@ -185,6 +185,7 @@ static const arm_feature_set arm_ext_v5j = ARM_FEATURE (ARM_EXT_V5J, 0); static const arm_feature_set arm_ext_v6 = ARM_FEATURE (ARM_EXT_V6, 0); static const arm_feature_set arm_ext_v6k = ARM_FEATURE (ARM_EXT_V6K, 0); static const arm_feature_set arm_ext_v6t2 = ARM_FEATURE (ARM_EXT_V6T2, 0); +static const arm_feature_set arm_ext_v6m = ARM_FEATURE (ARM_EXT_V6M, 0); static const arm_feature_set arm_ext_v6_notm = ARM_FEATURE (ARM_EXT_V6_NOTM, 0); static const arm_feature_set arm_ext_v6_dsp = ARM_FEATURE (ARM_EXT_V6_DSP, 0); static const arm_feature_set arm_ext_barrier = ARM_FEATURE (ARM_EXT_BARRIER, 0); @@ -195,9 +196,10 @@ static const arm_feature_set arm_ext_v7a = ARM_FEATURE (ARM_EXT_V7A, 0); static const arm_feature_set arm_ext_v7r = ARM_FEATURE (ARM_EXT_V7R, 0); static const arm_feature_set arm_ext_v7m = ARM_FEATURE (ARM_EXT_V7M, 0); static const arm_feature_set arm_ext_m = - ARM_FEATURE (ARM_EXT_V6M | ARM_EXT_V7M, 0); + ARM_FEATURE (ARM_EXT_V6M | ARM_EXT_OS | ARM_EXT_V7M, 0); static const arm_feature_set arm_ext_mp = ARM_FEATURE (ARM_EXT_MP, 0); static const arm_feature_set arm_ext_sec = ARM_FEATURE (ARM_EXT_SEC, 0); +static const arm_feature_set arm_ext_os = ARM_FEATURE (ARM_EXT_OS, 0); static const arm_feature_set arm_arch_any = ARM_ANY; static const arm_feature_set arm_arch_full = ARM_FEATURE (-1, -1); @@ -11519,6 +11521,15 @@ 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)) + 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; } @@ -22405,8 +22416,8 @@ static const struct arm_cpu_option_table arm_cpus[] = "Cortex-R4F"}, {"cortex-m4", ARM_ARCH_V7EM, FPU_NONE, "Cortex-M4"}, {"cortex-m3", ARM_ARCH_V7M, FPU_NONE, "Cortex-M3"}, - {"cortex-m1", ARM_ARCH_V6M, FPU_NONE, "Cortex-M1"}, - {"cortex-m0", ARM_ARCH_V6M, FPU_NONE, "Cortex-M0"}, + {"cortex-m1", ARM_ARCH_V6SM, FPU_NONE, "Cortex-M1"}, + {"cortex-m0", ARM_ARCH_V6SM, FPU_NONE, "Cortex-M0"}, /* ??? XSCALE is really an architecture. */ {"xscale", ARM_ARCH_XSCALE, FPU_ARCH_VFP_V2, NULL}, /* ??? iwmmxt is not a processor. */ @@ -22456,6 +22467,7 @@ static const struct arm_arch_option_table arm_archs[] = {"armv6zt2", ARM_ARCH_V6ZT2, FPU_ARCH_VFP}, {"armv6zkt2", ARM_ARCH_V6ZKT2, FPU_ARCH_VFP}, {"armv6-m", ARM_ARCH_V6M, FPU_ARCH_VFP}, + {"armv6s-m", ARM_ARCH_V6SM, FPU_ARCH_VFP}, {"armv7", ARM_ARCH_V7, FPU_ARCH_VFP}, /* The official spelling of the ARMv7 profile variants is the dashed form. Accept the non-dashed form for compatibility with old toolchains. */ @@ -22489,6 +22501,8 @@ static const struct arm_option_extension_value_table arm_extensions[] = {"maverick", ARM_FEATURE (0, ARM_CEXT_MAVERICK), ARM_ANY}, {"mp", ARM_FEATURE (ARM_EXT_MP, 0), ARM_FEATURE (ARM_EXT_V7A | ARM_EXT_V7R, 0)}, + {"os", ARM_FEATURE (ARM_EXT_OS, 0), + ARM_FEATURE (ARM_EXT_V6M, 0)}, {"sec", ARM_FEATURE (ARM_EXT_SEC, 0), ARM_FEATURE (ARM_EXT_V6K | ARM_EXT_V7A, 0)}, {"xscale", ARM_FEATURE (0, ARM_CEXT_XSCALE), ARM_ANY}, @@ -23014,6 +23028,7 @@ static const cpu_arch_ver_table cpu_arch_ver[] = {9, ARM_ARCH_V6K}, {7, ARM_ARCH_V6Z}, {11, ARM_ARCH_V6M}, + {12, ARM_ARCH_V6SM}, {8, ARM_ARCH_V6T2}, {10, ARM_ARCH_V7A}, {10, ARM_ARCH_V7R}, |