vkd3d-shader/msl: Implement VSIR_OP_IMAX.

Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1600

libs/vkd3d-shader/msl.c

@@ -1389,6 +1389,7 @@ static void msl_handle_instruction(struct msl_generator *gen, const struct vkd3d
         case VSIR_OP_MAD:
             msl_intrinsic(gen, ins, "fma");
             break;
+        case VSIR_OP_IMAX:
         case VSIR_OP_MAX:
             msl_intrinsic(gen, ins, "max");
             break;

tests/hlsl/abs.shader_test

@@ -25,10 +25,10 @@ float4 main() : sv_target
 
 [test]
 uniform 0 float 2.0
-todo(msl) draw quad
+draw quad
 probe (0, 0) rgba(2, 8, 3, 1)
 uniform 0 float -1.0
-todo(msl) draw quad
+draw quad
 probe (0, 0) rgba(1, 8, 3, 1)
 
 [pixel shader]

tests/hlsl/arithmetic-int-uniform.shader_test

@@ -98,7 +98,7 @@ float4 main() : SV_TARGET
 
 [test]
 uniform 0 float4 5.0 -7.0 0.0 -10.0
-todo(msl) draw quad
+draw quad
 probe (0, 0) rgba (5.0, 7.0, 0.0, 10.0)
 
 [pixel shader]