Commit 8979596d authored by Blue Swirl's avatar Blue Swirl
Browse files

Fix Sparc64 double float gdb protocol (initial version by Paul Brook) 


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2666 c046a42c-6fe2-441c-8c8c-71466251a162
parent 3ccacc4a

gdbstub.c

+8 −5
Original line number Diff line number Diff line
@@ -377,9 +377,9 @@ static int cpu_gdb_read_registers(CPUState *env, uint8_t *mem_buf) 
    for (i = 0; i < 64; i += 2) {

	uint64_t tmp;



        tmp = (uint64_t)tswap32(*((uint32_t *)&env->fpr[i])) << 32;

        tmp |= tswap32(*((uint32_t *)&env->fpr[i + 1]));

        registers[i/2 + 32] = tmp;

        tmp = ((uint64_t)*(uint32_t *)&env->fpr[i]) << 32;

        tmp |= *(uint32_t *)&env->fpr[i + 1];

        registers[i / 2 + 32] = tswap64(tmp);

    }

    registers[64] = tswapl(env->pc);

    registers[65] = tswapl(env->npc);
@@ -419,8 +419,11 @@ static void cpu_gdb_write_registers(CPUState *env, uint8_t *mem_buf, int size) 
    env->fsr = tswapl(registers[70]);

#else

    for (i = 0; i < 64; i += 2) {

	*((uint32_t *)&env->fpr[i]) = tswap32(registers[i/2 + 32] >> 32);

	*((uint32_t *)&env->fpr[i + 1]) = tswap32(registers[i/2 + 32] & 0xffffffff);

        uint64_t tmp;



        tmp = tswap64(registers[i / 2 + 32]);

	*((uint32_t *)&env->fpr[i]) = tmp >> 32;

	*((uint32_t *)&env->fpr[i + 1]) = tmp & 0xffffffff;

    }

    env->pc = tswapl(registers[64]);

    env->npc = tswapl(registers[65]);