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-rw-r--r--src/gallium/drivers/llvmpipe/lp_bld_debug.c34
1 files changed, 32 insertions, 2 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_bld_debug.c b/src/gallium/drivers/llvmpipe/lp_bld_debug.c
index ccbafca8b8..30925b5f41 100644
--- a/src/gallium/drivers/llvmpipe/lp_bld_debug.c
+++ b/src/gallium/drivers/llvmpipe/lp_bld_debug.c
@@ -39,11 +39,14 @@ lp_disassemble(const void* func)
{
#ifdef HAVE_UDIS86
ud_t ud_obj;
+ uint64_t max_jmp_pc;
ud_init(&ud_obj);
ud_set_input_buffer(&ud_obj, (void*)func, 0xffff);
- ud_set_pc(&ud_obj, (uint64_t) (uintptr_t) func);
+
+ max_jmp_pc = (uint64_t) (uintptr_t) func;
+ ud_set_pc(&ud_obj, max_jmp_pc);
#ifdef PIPE_ARCH_X86
ud_set_mode(&ud_obj, 32);
@@ -55,6 +58,7 @@ lp_disassemble(const void* func)
ud_set_syntax(&ud_obj, UD_SYN_ATT);
while (ud_disassemble(&ud_obj)) {
+
#ifdef PIPE_ARCH_X86
debug_printf("%08lx: ", (unsigned long)ud_insn_off(&ud_obj));
#endif
@@ -68,7 +72,33 @@ lp_disassemble(const void* func)
debug_printf("%s\n", ud_insn_asm(&ud_obj));
- if (ud_obj.mnemonic == UD_Iret)
+ if(ud_obj.mnemonic != UD_Icall) {
+ unsigned i;
+ for(i = 0; i < 3; ++i) {
+ const struct ud_operand *op = &ud_obj.operand[i];
+ if (op->type == UD_OP_JIMM){
+ uint64_t pc = ud_obj.pc;
+
+ switch (op->size) {
+ case 8:
+ pc += op->lval.sbyte;
+ break;
+ case 16:
+ pc += op->lval.sword;
+ break;
+ case 32:
+ pc += op->lval.sdword;
+ break;
+ default:
+ break;
+ }
+ if(pc > max_jmp_pc)
+ max_jmp_pc = pc;
+ }
+ }
+ }
+
+ if (ud_insn_off(&ud_obj) >= max_jmp_pc && ud_obj.mnemonic == UD_Iret)
break;
}
debug_printf("\n");