diff mbox series

[PULL,12/28] target/m68k: use gdb_get_reg helpers

Message ID 20200317175053.5278-13-alex.bennee@linaro.org
State Accepted
Commit 462474d760cd94933ff7d5cba39de92fb0985c1a
Headers show
Series testing and gdbstub updates | expand

Commit Message

Alex Bennée March 17, 2020, 5:50 p.m. UTC 
This is cleaner than poking memory directly and will make later
clean-ups easier.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

Reviewed-by: Laurent Vivier <laurent@vivier.eu>

Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>

Message-Id: <20200316172155.971-13-alex.bennee@linaro.org>

-- 
2.20.1
diff mbox series

Patch

diff --git a/target/m68k/helper.c b/target/m68k/helper.c
index baf7729af00..c23b70f854d 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(mem_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(mem_buf, env->fpcr);
     case 9: /* fpstatus */
-        stl_be_p(mem_buf, env->fpsr);
-        return 4;
+        return gdb_get_reg32(mem_buf, env->fpsr);
     case 10: /* fpiar, not implemented */
-        memset(mem_buf, 0, 4);
-        return 4;
+        return gdb_get_reg32(mem_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(mem_buf, env->fregs[n].l.upper);
+        len += gdb_get_reg16(mem_buf + len, 0);
+        len += gdb_get_reg64(mem_buf + len, 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(mem_buf, env->fpcr);
     case 9: /* fpstatus */
-        stl_be_p(mem_buf, env->fpsr);
-        return 4;
+        return gdb_get_reg32(mem_buf, env->fpsr);
     case 10: /* fpiar, not implemented */
-        memset(mem_buf, 0, 4);
-        return 4;
+        return gdb_get_reg32(mem_buf, 0);
     }
     return 0;
 }