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fixed segfault in debugger creg command when xsave is disabled

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This commit is contained in:
Stanislav Shwartsman 2011-11-01 13:24:42 +00:00
parent ae6513014d
commit f6396de61e
1 changed files with 10 additions and 7 deletions
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17
bochs/bx_debug/dbg_main.cc
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@ -749,7 +749,7 @@ void bx_dbg_print_mxcsr_state(void)
void bx_dbg_print_sse_state(void)
{
#if BX_CPU_LEVEL >= 6
Bit32u isa_extensions_bitmask = SIM->get_param_num("isa_extensions_bitmask", dbg_cpu_list)->get();
Bit64u isa_extensions_bitmask = SIM->get_param_num("isa_extensions_bitmask", dbg_cpu_list)->get();
if ((isa_extensions_bitmask & BX_ISA_SSE) != 0) {
bx_dbg_print_mxcsr_state();
@ -774,7 +774,7 @@ void bx_dbg_print_sse_state(void)
void bx_dbg_print_avx_state(unsigned vlen)
{
#if BX_SUPPORT_AVX
Bit32u isa_extensions_bitmask = SIM->get_param_num("isa_extensions_bitmask", dbg_cpu_list)->get();
Bit64u isa_extensions_bitmask = SIM->get_param_num("isa_extensions_bitmask", dbg_cpu_list)->get();
if ((isa_extensions_bitmask & BX_ISA_AVX) != 0) {
bx_dbg_print_mxcsr_state();
@ -804,7 +804,7 @@ void bx_dbg_print_avx_state(unsigned vlen)
void bx_dbg_print_mmx_state(void)
{
#if BX_CPU_LEVEL >= 5
Bit32u isa_extensions_bitmask = SIM->get_param_num("isa_extensions_bitmask", dbg_cpu_list)->get();
Bit64u isa_extensions_bitmask = SIM->get_param_num("isa_extensions_bitmask", dbg_cpu_list)->get();
if ((isa_extensions_bitmask & BX_ISA_MMX) != 0) {
char param_name[20];
@ -947,10 +947,13 @@ void bx_dbg_info_control_regs_command(void)
#endif
#if BX_CPU_LEVEL >= 6
Bit32u xcr0 = SIM->get_param_num("XCR0", dbg_cpu_list)->get();
dbg_printf("XCR0=0x%08x: %s %s %s\n", xcr0,
(xcr0 & (1<<2)) ? "AVX" : "avx",
(xcr0 & (1<<1)) ? "SSE" : "sse",
(xcr0 & (1<<0)) ? "FPU" : "fpu");
Bit64u isa_extensions_bitmask = SIM->get_param_num("isa_extensions_bitmask", dbg_cpu_list)->get();
if ((isa_extensions_bitmask & BX_ISA_XSAVE) != 0) {
dbg_printf("XCR0=0x%08x: %s %s %s\n", xcr0,
(xcr0 & (1<<2)) ? "AVX" : "avx",
(xcr0 & (1<<1)) ? "SSE" : "sse",
(xcr0 & (1<<0)) ? "FPU" : "fpu");
}
#endif
}