From: Yongbok Kim <yongbok.kim@mips.com>
Date: Wed, 20 Jun 2018 12:06:18 +0000 (+0100)
Subject: target/mips: Fix gdbstub to read/write 64 bit FP registers
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=8e0b373f8aa4b9feec7b44029455587e2e3d2b0f;p=qemu.git

target/mips: Fix gdbstub to read/write 64 bit FP registers

Fix gdbstub to read/write 64 bit FP registers

Signed-off-by: Yongbok Kim <yongbok.kim@mips.com>
Reviewed-by: Aleksandar Markovic <aleksandar.markovic@mips.com>
Signed-off-by: Aleksandar Markovic <aleksandar.markovic@mips.com>
---

diff --git a/target/mips/gdbstub.c b/target/mips/gdbstub.c
index 6d1fb70f2c..18e0e6dce4 100644
--- a/target/mips/gdbstub.c
+++ b/target/mips/gdbstub.c
@@ -39,7 +39,7 @@ int mips_cpu_gdb_read_register(CPUState *cs, uint8_t *mem_buf, int n)
             return gdb_get_regl(mem_buf, (int32_t)env->active_fpu.fcr0);
         default:
             if (env->CP0_Status & (1 << CP0St_FR)) {
-                return gdb_get_regl(mem_buf,
+                return gdb_get_reg64(mem_buf,
                     env->active_fpu.fpr[n - 38].d);
             } else {
                 return gdb_get_regl(mem_buf,
@@ -100,6 +100,7 @@ int mips_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)
             break;
         default:
             if (env->CP0_Status & (1 << CP0St_FR)) {
+                uint64_t tmp = ldq_p(mem_buf);
                 env->active_fpu.fpr[n - 38].d = tmp;
             } else {
                 env->active_fpu.fpr[n - 38].w[FP_ENDIAN_IDX] = tmp;