winedbg: Add context dumping for x86_64.

programs/winedbg/be_x86_64.c

@@ -66,7 +66,41 @@ static void be_x86_64_single_step(CONTEXT* ctx, unsigned enable)
 static void be_x86_64_print_context(HANDLE hThread, const CONTEXT* ctx,
                                     int all_regs)
 {
-    dbg_printf("Context printing for x86_64 not done yet\n");
+    char *pt, buf[33];
+
+    dbg_printf("Register dump:\n");
+    strcpy(buf, "   - 00      - - - ");
+    pt = buf + strlen(buf) - 1;
+    if (ctx->EFlags & 0x00000001) *pt-- = 'C'; /* Carry Flag */
+    if (ctx->EFlags & 0x00000002) *pt-- = '1';
+    if (ctx->EFlags & 0x00000004) *pt-- = 'P'; /* Parity Flag */
+    if (ctx->EFlags & 0x00000008) *pt-- = '-';
+    if (ctx->EFlags & 0x00000010) *pt-- = 'A'; /* Auxiliary Carry Flag */
+    if (ctx->EFlags & 0x00000020) *pt-- = '-';
+    if (ctx->EFlags & 0x00000040) *pt-- = 'Z'; /* Zero Flag */
+    if (ctx->EFlags & 0x00000080) *pt-- = 'S'; /* Sign Flag */
+    if (ctx->EFlags & 0x00000100) *pt-- = 'T'; /* Trap/Trace Flag */
+    if (ctx->EFlags & 0x00000200) *pt-- = 'I'; /* Interrupt Enable Flag */
+    if (ctx->EFlags & 0x00000400) *pt-- = 'D'; /* Direction Indicator */
+    if (ctx->EFlags & 0x00000800) *pt-- = 'O'; /* Overflow flags */
+    if (ctx->EFlags & 0x00001000) *pt-- = '1'; /* I/O Privilege Level */
+    if (ctx->EFlags & 0x00002000) *pt-- = '1'; /* I/O Privilege Level */
+    if (ctx->EFlags & 0x00004000) *pt-- = 'N'; /* Nested Task Flag */
+    if (ctx->EFlags & 0x00008000) *pt-- = '-';
+    if (ctx->EFlags & 0x00010000) *pt-- = 'R'; /* Resume Flag */
+    if (ctx->EFlags & 0x00020000) *pt-- = 'V'; /* Vritual Mode Flag */
+    if (ctx->EFlags & 0x00040000) *pt-- = 'a'; /* Alignment Check Flag */
+
+    dbg_printf(" rip:%016lx rsp:%016lx rbp:%016lx eflags:%08x (%s)\n",
+               ctx->Rip, ctx->Rsp, ctx->Rbp, ctx->EFlags, buf);
+    dbg_printf(" rax:%016lx rbx:%016lx rcx:%016lx rdx:%016lx\n",
+               ctx->Rax, ctx->Rbx, ctx->Rcx, ctx->Rdx);
+    dbg_printf(" rsi:%016lx rdi:%016lx  r8:%016lx  r9:%016lx r10:%016lx\n",
+               ctx->Rsi, ctx->Rdi, ctx->R8, ctx->R9, ctx->R10 );
+    dbg_printf(" r11:%016lx r12:%016lx r13:%016lx r14:%016lx r15:%016lx\n",
+               ctx->R11, ctx->R12, ctx->R13, ctx->R14, ctx->R15 );
+
+    if (all_regs) dbg_printf( "Floating point x86_64 dump not implemented\n" );
 }
 
 static void be_x86_64_print_segment_info(HANDLE hThread, const CONTEXT* ctx)