diff options
Diffstat (limited to 'src/gallium/drivers')
| -rw-r--r-- | src/gallium/drivers/llvmpipe/lp_bld_debug.c | 34 |
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"); |