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dbghelp: Extend the CPU object in order to manipulate context's registers (getting context's content & register names).

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This commit is contained in:
Eric Pouech 2010-03-27 09:07:56 +01:00 committed by Alexandre Julliard
parent 9851ebf792
commit 1d60aa6000
4 changed files with 156 additions and 0 deletions
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14
dlls/dbghelp/cpu_i386.c
View file

@ -450,6 +450,18 @@ reg: fop 31
return reg;
}
static void* i386_fetch_context_reg(CONTEXT* ctx, unsigned regno, unsigned* size)
{
FIXME("NIY\n");
return NULL;
}
static const char* i386_fetch_regname(unsigned regno)
{
FIXME("Unknown register %x\n", regno);
return NULL;
}
struct cpu cpu_i386 = {
IMAGE_FILE_MACHINE_I386,
4,
@ -457,4 +469,6 @@ struct cpu cpu_i386 = {
i386_stack_walk,
NULL,
i386_map_dwarf_register,
i386_fetch_context_reg,
i386_fetch_regname,
};

14
dlls/dbghelp/cpu_ppc.c
View file

@ -60,6 +60,18 @@ static unsigned ppc_map_dwarf_register(unsigned regno)
return 0;
}
static void* ppc_fetch_context_reg(CONTEXT* ctx, unsigned regno, unsigned* size)
{
FIXME("NIY\n");
return NULL;
}
static const char* ppc_fetch_regname(unsigned regno)
{
FIXME("Unknown register %x\n", regno);
return NULL;
}
struct cpu cpu_ppc = {
IMAGE_FILE_MACHINE_POWERPC,
4,
@ -67,4 +79,6 @@ struct cpu cpu_ppc = {
ppc_stack_walk,
NULL,
ppc_map_dwarf_register,
ppc_fetch_context_reg,
ppc_fetch_regname,
};

124
dlls/dbghelp/cpu_x86_64.c
View file

@ -633,6 +633,128 @@ static unsigned x86_64_map_dwarf_register(unsigned regno)
return reg;
}
static void* x86_64_fetch_context_reg(CONTEXT* ctx, unsigned regno, unsigned* size)
{
#ifdef __x86_64__
switch (regno)
{
case CV_AMD64_RAX: *size = sizeof(ctx->Rax); return &ctx->Rax;
case CV_AMD64_RDX: *size = sizeof(ctx->Rdx); return &ctx->Rdx;
case CV_AMD64_RCX: *size = sizeof(ctx->Rcx); return &ctx->Rcx;
case CV_AMD64_RBX: *size = sizeof(ctx->Rbx); return &ctx->Rbx;
case CV_AMD64_RSI: *size = sizeof(ctx->Rsi); return &ctx->Rsi;
case CV_AMD64_RDI: *size = sizeof(ctx->Rdi); return &ctx->Rdi;
case CV_AMD64_RBP: *size = sizeof(ctx->Rbp); return &ctx->Rbp;
case CV_AMD64_RSP: *size = sizeof(ctx->Rsp); return &ctx->Rsp;
case CV_AMD64_R8: *size = sizeof(ctx->R8); return &ctx->R8;
case CV_AMD64_R9: *size = sizeof(ctx->R9); return &ctx->R9;
case CV_AMD64_R10: *size = sizeof(ctx->R10); return &ctx->R10;
case CV_AMD64_R11: *size = sizeof(ctx->R11); return &ctx->R11;
case CV_AMD64_R12: *size = sizeof(ctx->R12); return &ctx->R12;
case CV_AMD64_R13: *size = sizeof(ctx->R13); return &ctx->R13;
case CV_AMD64_R14: *size = sizeof(ctx->R14); return &ctx->R14;
case CV_AMD64_R15: *size = sizeof(ctx->R15); return &ctx->R15;
case CV_AMD64_RIP: *size = sizeof(ctx->Rip); return &ctx->Rip;
case CV_AMD64_XMM0 + 0: *size = sizeof(ctx->u.s.Xmm0 ); return &ctx->u.s.Xmm0;
case CV_AMD64_XMM0 + 1: *size = sizeof(ctx->u.s.Xmm1 ); return &ctx->u.s.Xmm1;
case CV_AMD64_XMM0 + 2: *size = sizeof(ctx->u.s.Xmm2 ); return &ctx->u.s.Xmm2;
case CV_AMD64_XMM0 + 3: *size = sizeof(ctx->u.s.Xmm3 ); return &ctx->u.s.Xmm3;
case CV_AMD64_XMM0 + 4: *size = sizeof(ctx->u.s.Xmm4 ); return &ctx->u.s.Xmm4;
case CV_AMD64_XMM0 + 5: *size = sizeof(ctx->u.s.Xmm5 ); return &ctx->u.s.Xmm5;
case CV_AMD64_XMM0 + 6: *size = sizeof(ctx->u.s.Xmm6 ); return &ctx->u.s.Xmm6;
case CV_AMD64_XMM0 + 7: *size = sizeof(ctx->u.s.Xmm7 ); return &ctx->u.s.Xmm7;
case CV_AMD64_XMM8 + 0: *size = sizeof(ctx->u.s.Xmm8 ); return &ctx->u.s.Xmm8;
case CV_AMD64_XMM8 + 1: *size = sizeof(ctx->u.s.Xmm9 ); return &ctx->u.s.Xmm9;
case CV_AMD64_XMM8 + 2: *size = sizeof(ctx->u.s.Xmm10); return &ctx->u.s.Xmm10;
case CV_AMD64_XMM8 + 3: *size = sizeof(ctx->u.s.Xmm11); return &ctx->u.s.Xmm11;
case CV_AMD64_XMM8 + 4: *size = sizeof(ctx->u.s.Xmm12); return &ctx->u.s.Xmm12;
case CV_AMD64_XMM8 + 5: *size = sizeof(ctx->u.s.Xmm13); return &ctx->u.s.Xmm13;
case CV_AMD64_XMM8 + 6: *size = sizeof(ctx->u.s.Xmm14); return &ctx->u.s.Xmm14;
case CV_AMD64_XMM8 + 7: *size = sizeof(ctx->u.s.Xmm15); return &ctx->u.s.Xmm15;
case CV_AMD64_ST0 + 0: *size = sizeof(ctx->u.s.Legacy[0]); return &ctx->u.s.Legacy[0];
case CV_AMD64_ST0 + 1: *size = sizeof(ctx->u.s.Legacy[1]); return &ctx->u.s.Legacy[1];
case CV_AMD64_ST0 + 2: *size = sizeof(ctx->u.s.Legacy[2]); return &ctx->u.s.Legacy[2];
case CV_AMD64_ST0 + 3: *size = sizeof(ctx->u.s.Legacy[3]); return &ctx->u.s.Legacy[3];
case CV_AMD64_ST0 + 4: *size = sizeof(ctx->u.s.Legacy[4]); return &ctx->u.s.Legacy[4];
case CV_AMD64_ST0 + 5: *size = sizeof(ctx->u.s.Legacy[5]); return &ctx->u.s.Legacy[5];
case CV_AMD64_ST0 + 6: *size = sizeof(ctx->u.s.Legacy[6]); return &ctx->u.s.Legacy[6];
case CV_AMD64_ST0 + 7: *size = sizeof(ctx->u.s.Legacy[7]); return &ctx->u.s.Legacy[7];
case CV_AMD64_EFLAGS: *size = sizeof(ctx->EFlags); return &ctx->EFlags;
case CV_AMD64_ES: *size = sizeof(ctx->SegEs); return &ctx->SegEs;
case CV_AMD64_CS: *size = sizeof(ctx->SegCs); return &ctx->SegCs;
case CV_AMD64_SS: *size = sizeof(ctx->SegSs); return &ctx->SegSs;
case CV_AMD64_DS: *size = sizeof(ctx->SegDs); return &ctx->SegDs;
case CV_AMD64_FS: *size = sizeof(ctx->SegFs); return &ctx->SegFs;
case CV_AMD64_GS: *size = sizeof(ctx->SegGs); return &ctx->SegGs;
}
#endif
FIXME("Unknown register %x\n", regno);
return NULL;
}
static const char* x86_64_fetch_regname(unsigned regno)
{
switch (regno)
{
case CV_AMD64_RAX: return "rax";
case CV_AMD64_RDX: return "rdx";
case CV_AMD64_RCX: return "rcx";
case CV_AMD64_RBX: return "rbx";
case CV_AMD64_RSI: return "rsi";
case CV_AMD64_RDI: return "rdi";
case CV_AMD64_RBP: return "rbp";
case CV_AMD64_RSP: return "rsp";
case CV_AMD64_R8: return "r8";
case CV_AMD64_R9: return "r9";
case CV_AMD64_R10: return "r10";
case CV_AMD64_R11: return "r11";
case CV_AMD64_R12: return "r12";
case CV_AMD64_R13: return "r13";
case CV_AMD64_R14: return "r14";
case CV_AMD64_R15: return "r15";
case CV_AMD64_RIP: return "rip";
case CV_AMD64_XMM0 + 0: return "xmm0";
case CV_AMD64_XMM0 + 1: return "xmm1";
case CV_AMD64_XMM0 + 2: return "xmm2";
case CV_AMD64_XMM0 + 3: return "xmm3";
case CV_AMD64_XMM0 + 4: return "xmm4";
case CV_AMD64_XMM0 + 5: return "xmm5";
case CV_AMD64_XMM0 + 6: return "xmm6";
case CV_AMD64_XMM0 + 7: return "xmm7";
case CV_AMD64_XMM8 + 0: return "xmm8";
case CV_AMD64_XMM8 + 1: return "xmm9";
case CV_AMD64_XMM8 + 2: return "xmm10";
case CV_AMD64_XMM8 + 3: return "xmm11";
case CV_AMD64_XMM8 + 4: return "xmm12";
case CV_AMD64_XMM8 + 5: return "xmm13";
case CV_AMD64_XMM8 + 6: return "xmm14";
case CV_AMD64_XMM8 + 7: return "xmm15";
case CV_AMD64_ST0 + 0: return "st0";
case CV_AMD64_ST0 + 1: return "st1";
case CV_AMD64_ST0 + 2: return "st2";
case CV_AMD64_ST0 + 3: return "st3";
case CV_AMD64_ST0 + 4: return "st4";
case CV_AMD64_ST0 + 5: return "st5";
case CV_AMD64_ST0 + 6: return "st6";
case CV_AMD64_ST0 + 7: return "st7";
case CV_AMD64_EFLAGS: return "eflags";
case CV_AMD64_ES: return "es";
case CV_AMD64_CS: return "cs";
case CV_AMD64_SS: return "ss";
case CV_AMD64_DS: return "ds";
case CV_AMD64_FS: return "fs";
case CV_AMD64_GS: return "gs";
}
FIXME("Unknown register %x\n", regno);
return NULL;
}
struct cpu cpu_x86_64 = {
IMAGE_FILE_MACHINE_AMD64,
@ -641,4 +763,6 @@ struct cpu cpu_x86_64 = {
x86_64_stack_walk,
x86_64_find_runtime_function,
x86_64_map_dwarf_register,
x86_64_fetch_context_reg,
x86_64_fetch_regname,
};

4
dlls/dbghelp/dbghelp_private.h
View file

@ -481,6 +481,10 @@ struct cpu
/* dwarf dedicated information */
unsigned (*map_dwarf_register)(unsigned regno);
/* context related maniputation */
void* (*fetch_context_reg)(CONTEXT* context, unsigned regno, unsigned* size);
const char* (*fetch_regname)(unsigned regno);
};
extern struct cpu* dbghelp_current_cpu;