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[Qemu-devel] [PATCH] gdbstub/ppc: handle read and write of fpscr
From: |
Tristan Gingold |
Subject: |
[Qemu-devel] [PATCH] gdbstub/ppc: handle read and write of fpscr |
Date: |
Tue, 15 Feb 2011 09:59:09 +0100 |
From: Fabien Chouteau <address@hidden>
Although the support of this register may be uncomplete, there are no
reason to prevent the debugger from reading or writing it.
Signed-off-by: Tristan Gingold <address@hidden>
---
gdbstub.c | 5 +++--
target-ppc/translate_init.c | 5 ++---
2 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/gdbstub.c b/gdbstub.c
index 5c9a1c9..70870fb 100644
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -722,7 +722,7 @@ static int cpu_gdb_read_register(CPUState *env, uint8_t
*mem_buf, int n)
{
if (gdb_has_xml)
return 0;
- GET_REG32(0); /* fpscr */
+ GET_REG32(env->fpscr);
}
}
}
@@ -770,7 +770,8 @@ static int cpu_gdb_write_register(CPUState *env, uint8_t
*mem_buf, int n)
/* fpscr */
if (gdb_has_xml)
return 0;
- return 4;
+ env->fpscr = ldtul_p(mem_buf);
+ return sizeof(target_ulong);
}
}
return 0;
diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c
index dfcd949..5d856f5 100644
--- a/target-ppc/translate_init.c
+++ b/target-ppc/translate_init.c
@@ -9381,8 +9381,7 @@ static int gdb_get_float_reg(CPUState *env, uint8_t
*mem_buf, int n)
return 8;
}
if (n == 32) {
- /* FPSCR not implemented */
- memset(mem_buf, 0, 4);
+ stl_p(mem_buf, env->fpscr);
return 4;
}
return 0;
@@ -9395,7 +9394,7 @@ static int gdb_set_float_reg(CPUState *env, uint8_t
*mem_buf, int n)
return 8;
}
if (n == 32) {
- /* FPSCR not implemented */
+ env->fpscr = ldl_p(mem_buf);
return 4;
}
return 0;
--
1.7.3.GIT
- [Qemu-devel] [PATCH] gdbstub/ppc: handle read and write of fpscr,
Tristan Gingold <=