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[PATCH v2 07/14] target/m68k: use gdb_get_reg helpers
From: |
Alex Bennée |
Subject: |
[PATCH v2 07/14] target/m68k: use gdb_get_reg helpers |
Date: |
Sat, 30 Nov 2019 08:45:55 +0000 |
This is cleaner than poking memory directly and will make later
clean-ups easier.
Signed-off-by: Alex Bennée <address@hidden>
Reviewed-by: Richard Henderson <address@hidden>
---
target/m68k/helper.c | 29 +++++++++++------------------
1 file changed, 11 insertions(+), 18 deletions(-)
diff --git a/target/m68k/helper.c b/target/m68k/helper.c
index ae766a6cb0b..70b0c0b5076 100644
--- a/target/m68k/helper.c
+++ b/target/m68k/helper.c
@@ -72,19 +72,15 @@ static int cf_fpu_gdb_get_reg(CPUM68KState *env, uint8_t
*mem_buf, int n)
{
if (n < 8) {
float_status s;
- stfq_p(mem_buf, floatx80_to_float64(env->fregs[n].d, &s));
- return 8;
+ return gdb_get_reg64(buf, floatx80_to_float64(env->fregs[n].d, &s));
}
switch (n) {
case 8: /* fpcontrol */
- stl_be_p(mem_buf, env->fpcr);
- return 4;
+ return gdb_get_reg32(buf, env->fpcr);
case 9: /* fpstatus */
- stl_be_p(mem_buf, env->fpsr);
- return 4;
+ return gdb_get_reg32(buf, env->fpsr);
case 10: /* fpiar, not implemented */
- memset(mem_buf, 0, 4);
- return 4;
+ return gdb_get_reg32(buf, 0);
}
return 0;
}
@@ -112,21 +108,18 @@ static int cf_fpu_gdb_set_reg(CPUM68KState *env, uint8_t
*mem_buf, int n)
static int m68k_fpu_gdb_get_reg(CPUM68KState *env, uint8_t *mem_buf, int n)
{
if (n < 8) {
- stw_be_p(mem_buf, env->fregs[n].l.upper);
- memset(mem_buf + 2, 0, 2);
- stq_be_p(mem_buf + 4, env->fregs[n].l.lower);
- return 12;
+ int len = gdb_get_reg16(buf, env->fregs[n].l.upper);
+ len += gdb_get_reg16(buf, 0);
+ len += gdb_get_reg64(buf, env->fregs[n].l.lower);
+ return len;
}
switch (n) {
case 8: /* fpcontrol */
- stl_be_p(mem_buf, env->fpcr);
- return 4;
+ return gdb_get_reg32(buf, env->fpcr);
case 9: /* fpstatus */
- stl_be_p(mem_buf, env->fpsr);
- return 4;
+ return gdb_get_reg32(buf, env->fpsr);
case 10: /* fpiar, not implemented */
- memset(mem_buf, 0, 4);
- return 4;
+ return gdb_get_reg32(buf, 0);
}
return 0;
}
--
2.20.1
- [PATCH v2 00/14] gdbstub refactor and SVE support, Alex Bennée, 2019/11/30
- [PATCH v2 04/14] gdbstub: move mem_buf to GDBState and use GByteArray, Alex Bennée, 2019/11/30
- [PATCH v2 01/14] gdbstub: make GDBState static and have common init function, Alex Bennée, 2019/11/30
- [PATCH v2 05/14] gdbstub: add helper for 128 bit registers, Alex Bennée, 2019/11/30
- [PATCH v2 03/14] gdbstub: move str_buf to GDBState and use GString, Alex Bennée, 2019/11/30
- [PATCH v2 06/14] target/arm: use gdb_get_reg helpers, Alex Bennée, 2019/11/30
- [PATCH v2 07/14] target/m68k: use gdb_get_reg helpers,
Alex Bennée <=
- [PATCH v2 10/14] target/arm: explicitly encode regnum in our XML, Alex Bennée, 2019/11/30
- [PATCH v2 09/14] target/arm: prepare for multiple dynamic XMLs, Alex Bennée, 2019/11/30
- [PATCH v2 12/14] target/arm: generate xml description of our SVE registers, Alex Bennée, 2019/11/30
- [PATCH v2 02/14] gdbstub: stop passing GDBState * around and use global, Alex Bennée, 2019/11/30
- [PATCH v2 08/14] gdbstub: extend GByteArray to read register helpers, Alex Bennée, 2019/11/30
- [PATCH v2 11/14] target/arm: default SVE length to 64 bytes for linux-user, Alex Bennée, 2019/11/30
- [PATCH v2 13/14] tests/guest-debug: add a simple test runner, Alex Bennée, 2019/11/30
- [PATCH v2 14/14] tests/tcg: add a gdbstub testcase for SVE registers, Alex Bennée, 2019/11/30
- Re: [PATCH v2 00/14] gdbstub refactor and SVE support, no-reply, 2019/11/30