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author | Richard Henderson <rth@redhat.com> | 2003-06-02 20:57:16 +0000 |
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committer | Richard Henderson <rth@redhat.com> | 2003-06-02 20:57:16 +0000 |
commit | 98a8e1e505088778f916f11803481c42b0d696b5 (patch) | |
tree | 1b3204c7ce17814bf0650c86b366d34fdec9c4ef /gdb/alpha-tdep.c | |
parent | f75d70ccb305eff2b50813ee81d2602394f57983 (diff) | |
download | fsf-binutils-gdb-98a8e1e505088778f916f11803481c42b0d696b5.zip fsf-binutils-gdb-98a8e1e505088778f916f11803481c42b0d696b5.tar.gz fsf-binutils-gdb-98a8e1e505088778f916f11803481c42b0d696b5.tar.bz2 |
* alpha-tdep.c (alpha_supply_int_regs, alpha_fill_int_regs): New.
(alpha_supply_fp_regs, alpha_fill_fp_regs): New.
* alpha-tdep.h: Declare them.
* alpha-nat.c (fetch_osf_core_registers): Constify core_reg_mapping.
Remove zerobuf. Don't error on UNIQUE.
(fetch_elf_core_registers): Use alpha_supply_{int,fp}_regs.
(ALPHA_REGSET_UNIQUE): Provide default.
(supply_gregset): Use alpha_supply_int_regs.
(fill_gregset): Use alpha_fill_int_regs.
(supply_fpregset): Use alpha_supply_fp_regs.
(fill_fpregset): Use alpha_fill_fp_regs.
* alphabsd-tdep.c (NUM_GREGS, NUM_FPREGS): Remove.
(alphabsd_supply_reg): Use alpha_supply_int_regs.
(alphabsd_fill_reg): Use alpha_fill_int_regs.
(alphabsd_supply_fpreg): Use alpha_supply_fp_regs.
(alphabsd_fill_fpreg): Use alpha_fill_fp_regs.
* config/alpha/nm-linux.h (ALPHA_REGSET_UNIQUE): New.
Diffstat (limited to 'gdb/alpha-tdep.c')
-rw-r--r-- | gdb/alpha-tdep.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/gdb/alpha-tdep.c b/gdb/alpha-tdep.c index 508f0b9..74e891b 100644 --- a/gdb/alpha-tdep.c +++ b/gdb/alpha-tdep.c @@ -1260,6 +1260,73 @@ alpha_unwind_pc (struct gdbarch *gdbarch, struct frame_info *next_frame) } +/* Helper routines for alpha*-nat.c files to move register sets to and + from core files. The UNIQUE pointer is allowed to be NULL, as most + targets don't supply this value in their core files. */ + +void +alpha_supply_int_regs (int regno, const void *r0_r30, + const void *pc, const void *unique) +{ + int i; + + for (i = 0; i < 31; ++i) + if (regno == i || regno == -1) + supply_register (i, (const char *)r0_r30 + i*8); + + if (regno == ALPHA_ZERO_REGNUM || regno == -1) + supply_register (ALPHA_ZERO_REGNUM, NULL); + + if (regno == ALPHA_PC_REGNUM || regno == -1) + supply_register (ALPHA_PC_REGNUM, pc); + + if (regno == ALPHA_UNIQUE_REGNUM || regno == -1) + supply_register (ALPHA_UNIQUE_REGNUM, unique); +} + +void +alpha_fill_int_regs (int regno, void *r0_r30, void *pc, void *unique) +{ + int i; + + for (i = 0; i < 31; ++i) + if (regno == i || regno == -1) + regcache_collect (i, (char *)r0_r30 + i*8); + + if (regno == ALPHA_PC_REGNUM || regno == -1) + regcache_collect (ALPHA_PC_REGNUM, pc); + + if (unique && (regno == ALPHA_UNIQUE_REGNUM || regno == -1)) + regcache_collect (ALPHA_UNIQUE_REGNUM, unique); +} + +void +alpha_supply_fp_regs (int regno, const void *f0_f30, const void *fpcr) +{ + int i; + + for (i = ALPHA_FP0_REGNUM; i < ALPHA_FP0_REGNUM + 31; ++i) + if (regno == i || regno == -1) + supply_register (i, (const char *)f0_f30 + (i - ALPHA_FP0_REGNUM) * 8); + + if (regno == ALPHA_FPCR_REGNUM || regno == -1) + supply_register (ALPHA_FPCR_REGNUM, fpcr); +} + +void +alpha_fill_fp_regs (int regno, void *f0_f30, void *fpcr) +{ + int i; + + for (i = ALPHA_FP0_REGNUM; i < ALPHA_FP0_REGNUM + 31; ++i) + if (regno == i || regno == -1) + regcache_collect (i, (char *)f0_f30 + (i - ALPHA_FP0_REGNUM) * 8); + + if (regno == ALPHA_FPCR_REGNUM || regno == -1) + regcache_collect (ALPHA_FPCR_REGNUM, fpcr); +} + + /* alpha_software_single_step() is called just before we want to resume the inferior, if we want to single-step it but there is no hardware or kernel single-step support (NetBSD on Alpha, for example). We find |