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move riscv64 register index constants to signal.h 

under _GNU_SOURCE for namespace cleanliness, analogous to other archs.
the original placement in sys/reg.h seems not to have been motivated;
such a header isn't even present on other implementations.
This commit is contained in:
Rich Felker 2020-02-04 09:29:13 -05:00
parent 5a105f19b5
commit 329e79299d
2 changed files with 9 additions and 6 deletions
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6
arch/riscv64/bits/reg.h
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@ -1,8 +1,2 @@
#undef __WORDSIZE #undef __WORDSIZE
#define __WORDSIZE 64 #define __WORDSIZE 64
#define REG_PC 0
#define REG_RA 1
#define REG_SP 2
#define REG_TP 4
#define REG_S0 8
#define REG_A0 10

9
arch/riscv64/bits/signal.h
View File

@ -35,6 +35,15 @@ typedef struct mcontext_t {
union __riscv_mc_fp_state __fpregs; union __riscv_mc_fp_state __fpregs;
} mcontext_t; } mcontext_t;
#if defined(_GNU_SOURCE)
#define REG_PC 0
#define REG_RA 1
#define REG_SP 2
#define REG_TP 4
#define REG_S0 8
#define REG_A0 10
#endif
#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
typedef unsigned long greg_t; typedef unsigned long greg_t;
typedef unsigned long gregset_t[32]; typedef unsigned long gregset_t[32];