dbghelp: Implement sparc_map_dwarf_register.

dlls/dbghelp/cpu_sparc.c

@@ -54,8 +54,17 @@ static BOOL sparc_stack_walk(struct cpu_stack_walk* csw, LPSTACKFRAME64 frame, C
 
 static unsigned sparc_map_dwarf_register(unsigned regno)
 {
-    FIXME("not done for Sparc\n");
-    return 0;
+    if (regno <= 7)
+        return CV_SPARC_G0 + regno;
+    else if (regno >= 8 && regno <= 15)
+        return CV_SPARC_O0 + regno - 8;
+    else if (regno >= 16 && regno <= 23)
+        return CV_SPARC_L0 + regno - 16;
+    else if (regno >= 24 && regno <= 31)
+        return CV_SPARC_I0 + regno - 24;
+
+    FIXME("Don't know how to map register %d\n", regno);
+    return CV_SPARC_NOREG;
 }
 
 static void* sparc_fetch_context_reg(CONTEXT* ctx, unsigned regno, unsigned* size)

include/cvconst.h

@@ -530,6 +530,19 @@ enum CV_HREG_e
     CV_AMD64_R13        = 341,
     CV_AMD64_R14        = 342,
     CV_AMD64_R15        = 343,
+
+    /* Wine extension */
+    CV_SPARC_NOREG      = CV_REG_NONE,
+    CV_SPARC_G0         = 10, /* includes g0 to g7 */
+    CV_SPARC_O0         = 18, /* includes o0 to o7 */
+    CV_SPARC_L0         = 26, /* includes l0 to l7 */
+    CV_SPARC_I0         = 34, /* includes i0 to i7 */
+    CV_SPARC_PSR        = 42,
+    CV_SPARC_PC         = 43,
+    CV_SPARC_NPC        = 44,
+    CV_SPARC_Y          = 45,
+    CV_SPARC_WIM        = 46,
+    CV_SPARC_TBR        = 47,
 };
 
 typedef enum