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vkd3d-shader/hlsl: Handle discard statement.

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Signed-off-by: Ethan Lee <flibitijibibo@gmail.com>
Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
This commit is contained in:
Nikolay Sivov
2023-04-20 22:25:23 -04:00
committed by Alexandre Julliard
parent 6da7d16d4c
commit 59c63ec584
Notes: Alexandre Julliard 2023-04-26 22:59:12 +02:00 
Approved-by: Zebediah Figura (@zfigura)
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/136
2 changed files with 30 additions and 0 deletions
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16
libs/vkd3d-shader/tpf.c
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@@ -4327,6 +4327,22 @@ static void write_sm4_jump(struct hlsl_ctx *ctx,
instr.opcode = VKD3D_SM4_OP_BREAK;
break;
case HLSL_IR_JUMP_DISCARD:
{
struct sm4_register *reg = &instr.srcs[0].reg;
instr.opcode = VKD3D_SM4_OP_DISCARD | VKD3D_SM4_CONDITIONAL_NZ;
memset(&instr.srcs[0], 0, sizeof(*instr.srcs));
instr.srcs[0].swizzle_type = VKD3D_SM4_SWIZZLE_NONE;
instr.src_count = 1;
reg->type = VKD3D_SM4_RT_IMMCONST;
reg->dim = VKD3D_SM4_DIMENSION_SCALAR;
reg->immconst_uint[0] = ~0u;
break;
}
case HLSL_IR_JUMP_RETURN:
vkd3d_unreachable();