From 3fb1c838041ad54d9182dc91b0304bfbd55968cb Mon Sep 17 00:00:00 2001 From: Mark Kettenis Date: Sun, 4 Nov 2001 14:30:42 +0000 Subject: [PATCH] * i386-linux-nat.c (GETREGS_SUPPLIES, supply_gregset, fill_gregset): Add support for "orig_eax" register. --- gdb/ChangeLog | 3 +++ gdb/i386-linux-nat.c | 7 ++++++- 2 files changed, 9 insertions(+), 1 deletion(-) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index e1aac69c44a..a571e1b2803 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,5 +1,8 @@ 2001-11-04 Mark Kettenis + * i386-linux-nat.c (GETREGS_SUPPLIES, supply_gregset, + fill_gregset): Add support for "orig_eax" register. + Add support for "orig_eax" pseudo register on Linux/x86. * i386-linux-tdep.c: Include "inferior.h". (i386_linux_register_name, i386_linux_register_byte, diff --git a/gdb/i386-linux-nat.c b/gdb/i386-linux-nat.c index 94d9ab393bd..a9a1fc6ae9d 100644 --- a/gdb/i386-linux-nat.c +++ b/gdb/i386-linux-nat.c @@ -88,7 +88,7 @@ static int regmap[] = /* Which ptrace request retrieves which registers? These apply to the corresponding SET requests as well. */ #define GETREGS_SUPPLIES(regno) \ - (0 <= (regno) && (regno) <= 15) + ((0 <= (regno) && (regno) <= 15) || (regno) == I386_LINUX_ORIG_EAX_REGNUM) #define GETFPREGS_SUPPLIES(regno) \ (FP0_REGNUM <= (regno) && (regno) <= LAST_FPU_CTRL_REGNUM) #define GETFPXREGS_SUPPLIES(regno) \ @@ -306,6 +306,8 @@ supply_gregset (elf_gregset_t *gregsetp) for (i = 0; i < NUM_GREGS; i++) supply_register (i, (char *) (regp + regmap[i])); + + supply_register (I386_LINUX_ORIG_EAX_REGNUM, (char *) (regp + ORIG_EAX)); } /* Fill register REGNO (if it is a general-purpose register) in @@ -321,6 +323,9 @@ fill_gregset (elf_gregset_t *gregsetp, int regno) for (i = 0; i < NUM_GREGS; i++) if ((regno == -1 || regno == i)) *(regp + regmap[i]) = *(elf_greg_t *) ®isters[REGISTER_BYTE (i)]; + + if (regno == -1 || regno == I386_LINUX_ORIG_EAX_REGNUM) + read_register_gen (I386_LINUX_ORIG_EAX_REGNUM, (char *) (regp + ORIG_EAX)); } #ifdef HAVE_PTRACE_GETREGS -- 2.30.2