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| author | Yufeng Zhang <yufeng.zhang@arm.com> | 2013-11-18 11:34:43 +0000 |
|---|---|---|
| committer | Yufeng Zhang <yufeng.zhang@arm.com> | 2013-11-18 11:42:42 +0000 |
| commit | 18cf6de4004b9eaa1a2c0be8dd03523fd60991d1 (patch) | |
| tree | 84c91be5d2df9bd00825d60f98154af11a679ac1 /gas/config | |
| parent | a203d9b72fc2bc37992e0f0e3f2b7f0d9abdd0bd (diff) | |
| download | gdb-18cf6de4004b9eaa1a2c0be8dd03523fd60991d1.zip gdb-18cf6de4004b9eaa1a2c0be8dd03523fd60991d1.tar.gz gdb-18cf6de4004b9eaa1a2c0be8dd03523fd60991d1.tar.bz2 | |
gas/
* config/tc-aarch64.c (parse_sys_reg): Support
S2_<op1>_<Cn>_<Cm>_<op2>.
gas/testsuite/
* gas/testsuite/sysreg.s: Add test.
* gas/testsuite/sysreg.d: Update.
Diffstat (limited to 'gas/config')
| -rw-r--r-- | gas/config/tc-aarch64.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/gas/config/tc-aarch64.c b/gas/config/tc-aarch64.c index c230b1e..fb0ae33 100644 --- a/gas/config/tc-aarch64.c +++ b/gas/config/tc-aarch64.c @@ -3270,7 +3270,7 @@ parse_barrier (char **str) Returns the encoding for the option, or PARSE_FAIL. If IMPLE_DEFINED_P is non-zero, the function will also try to parse the - implementation defined system register name S3_<op1>_<Cn>_<Cm>_<op2>. */ + implementation defined system register name S<op0>_<op1>_<Cn>_<Cm>_<op2>. */ static int parse_sys_reg (char **str, struct hash_control *sys_regs, int imple_defined_p) @@ -3295,7 +3295,7 @@ parse_sys_reg (char **str, struct hash_control *sys_regs, int imple_defined_p) return PARSE_FAIL; else { - /* Parse S3_<op1>_<Cn>_<Cm>_<op2>, the implementation defined + /* Parse S<op0>_<op1>_<Cn>_<Cm>_<op2>, the implementation defined registers. */ unsigned int op0, op1, cn, cm, op2; if (sscanf (buf, "s%u_%u_c%u_c%u_%u", &op0, &op1, &cn, &cm, &op2) != 5) @@ -3303,11 +3303,11 @@ parse_sys_reg (char **str, struct hash_control *sys_regs, int imple_defined_p) /* The architecture specifies the encoding space for implementation defined registers as: op0 op1 CRn CRm op2 - 11 xxx 1x11 xxxx xxx + 1x xxx 1x11 xxxx xxx For convenience GAS accepts a wider encoding space, as follows: op0 op1 CRn CRm op2 - 11 xxx xxxx xxxx xxx */ - if (op0 != 3 || op1 > 7 || cn > 15 || cm > 15 || op2 > 7) + 1x xxx xxxx xxxx xxx */ + if ((op0 != 2 && op0 != 3) || op1 > 7 || cn > 15 || cm > 15 || op2 > 7) return PARSE_FAIL; value = (op0 << 14) | (op1 << 11) | (cn << 7) | (cm << 3) | op2; } |