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[PATCH] gas/arm64: don't emit stack pointer symbol table entries
- From: "Jan Beulich" <JBeulich at suse dot com>
- To: <binutils at sourceware dot org>
- Cc: "Marcus Shawcroft" <marcus dot shawcroft at arm dot com>, "Richard Earnshaw" <rearnsha at arm dot com>
- Date: Fri, 10 Nov 2017 03:56:57 -0700
- Subject: [PATCH] gas/arm64: don't emit stack pointer symbol table entries
- Authentication-results: sourceware.org; auth=none
Without this change, all of
mov z0.b, p0/m, wsp
mov z0.b, wsp
mov z0.d, p0/m, sp
mov z0.d, sp
insert stray symbols into the symbol table.
gas/
2017-11-10 Jan Beulich <jbeulich@suse.com>
* config/tc-aarch64.c (R_Z_BHSDQ_VZP): Rename to ...
(R_Z_SP_BHSDQ_VZP): ... and include both stack pointer variants.
--- 2017-11-10/gas/config/tc-aarch64.c
+++ 2017-11-10/gas/config/tc-aarch64.c
@@ -304,10 +304,11 @@ struct reloc_entry
| REG_TYPE(Z_32) | REG_TYPE(Z_64) | REG_TYPE(VN) \
| REG_TYPE(FP_B) | REG_TYPE(FP_H) \
| REG_TYPE(FP_S) | REG_TYPE(FP_D) | REG_TYPE(FP_Q)) \
- /* Typecheck: as above, but also Zn and Pn. This should only be \
- used for SVE instructions, since Zn and Pn are valid symbols \
+ /* Typecheck: as above, but also Zn, Pn, and {W}SP. This should only \
+ be used for SVE instructions, since Zn and Pn are valid symbols \
in other contexts. */ \
- MULTI_REG_TYPE(R_Z_BHSDQ_VZP, REG_TYPE(R_32) | REG_TYPE(R_64) \
+ MULTI_REG_TYPE(R_Z_SP_BHSDQ_VZP, REG_TYPE(R_32) | REG_TYPE(R_64) \
+ | REG_TYPE(SP_32) | REG_TYPE(SP_64) \
| REG_TYPE(Z_32) | REG_TYPE(Z_64) | REG_TYPE(VN) \
| REG_TYPE(FP_B) | REG_TYPE(FP_H) \
| REG_TYPE(FP_S) | REG_TYPE(FP_D) | REG_TYPE(FP_Q) \
@@ -415,7 +416,7 @@ get_reg_expected_msg (aarch64_reg_type r
"register expected");
break;
case REG_TYPE_R_Z_BHSDQ_V:
- case REG_TYPE_R_Z_BHSDQ_VZP:
+ case REG_TYPE_R_Z_SP_BHSDQ_VZP:
msg = N_("register expected");
break;
case REG_TYPE_BHSDQ: /* any [BHSDQ]P FP */
@@ -5269,7 +5270,7 @@ parse_operands (char *str, const aarch64
skip_whitespace (str);
if (AARCH64_CPU_HAS_FEATURE (AARCH64_FEATURE_SVE, *opcode->avariant))
- imm_reg_type = REG_TYPE_R_Z_BHSDQ_VZP;
+ imm_reg_type = REG_TYPE_R_Z_SP_BHSDQ_VZP;
else
imm_reg_type = REG_TYPE_R_Z_BHSDQ_V;