shader_jit_x64: Make assert outputs more useful & cleanup formatting.

src/video_core/shader/shader_jit_x64.cpp

@@ -644,7 +644,8 @@ void JitCompiler::Compile_MAD(Instruction instr) {
 }
 
 void JitCompiler::Compile_IF(Instruction instr) {
-    ASSERT_MSG(instr.flow_control.dest_offset > *offset_ptr, "Backwards if-statements not supported");
+    ASSERT_MSG(instr.flow_control.dest_offset > *offset_ptr, "Backwards if-statements (%d -> %d) not supported",
+            *offset_ptr, instr.flow_control.dest_offset.Value());
 
     // Evaluate the "IF" condition
     if (instr.opcode.Value() == OpCode::Id::IFU) {
@@ -675,7 +676,8 @@ void JitCompiler::Compile_IF(Instruction instr) {
 }
 
 void JitCompiler::Compile_LOOP(Instruction instr) {
-    ASSERT_MSG(instr.flow_control.dest_offset > *offset_ptr, "Backwards loops not supported");
+    ASSERT_MSG(instr.flow_control.dest_offset > *offset_ptr, "Backwards loops (%d -> %d) not supported",
+            *offset_ptr, instr.flow_control.dest_offset.Value());
     ASSERT_MSG(!looping, "Nested loops not supported");
 
     looping = true;
@@ -703,7 +705,8 @@ void JitCompiler::Compile_LOOP(Instruction instr) {
 }
 
 void JitCompiler::Compile_JMP(Instruction instr) {
-    ASSERT_MSG(instr.flow_control.dest_offset > *offset_ptr, "Backwards jumps not supported");
+    ASSERT_MSG(instr.flow_control.dest_offset > *offset_ptr, "Backwards jumps (%d -> %d) not supported",
+            *offset_ptr, instr.flow_control.dest_offset.Value());
 
     if (instr.opcode.Value() == OpCode::Id::JMPC)
         Compile_EvaluateCondition(instr);