Module: vkd3d Branch: master Commit: aaef82e6805f46806532099d5d1ae68b8c0d0f58 URL: https://gitlab.winehq.org/wine/vkd3d/-/commit/aaef82e6805f46806532099d5d1ae6...
Author: Nikolay Sivov nsivov@codeweavers.com Date: Tue Oct 17 23:22:52 2023 +0200
vkd3d-shader: Add support for ceil() on SM1-3.
Signed-off-by: Nikolay Sivov nsivov@codeweavers.com
---
libs/vkd3d-shader/hlsl_codegen.c | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+)
diff --git a/libs/vkd3d-shader/hlsl_codegen.c b/libs/vkd3d-shader/hlsl_codegen.c index 570591a6..cd6c1ff8 100644 --- a/libs/vkd3d-shader/hlsl_codegen.c +++ b/libs/vkd3d-shader/hlsl_codegen.c @@ -2685,6 +2685,35 @@ static bool lower_round(struct hlsl_ctx *ctx, struct hlsl_ir_node *instr, struct return true; }
+/* Lower CEIL to FRC */ +static bool lower_ceil(struct hlsl_ctx *ctx, struct hlsl_ir_node *instr, struct hlsl_block *block) +{ + struct hlsl_ir_node *arg, *neg, *sum, *frc; + struct hlsl_ir_expr *expr; + + if (instr->type != HLSL_IR_EXPR) + return false; + + expr = hlsl_ir_expr(instr); + arg = expr->operands[0].node; + if (expr->op != HLSL_OP1_CEIL) + return false; + + if (!(neg = hlsl_new_unary_expr(ctx, HLSL_OP1_NEG, arg, &instr->loc))) + return false; + hlsl_block_add_instr(block, neg); + + if (!(frc = hlsl_new_unary_expr(ctx, HLSL_OP1_FRACT, neg, &instr->loc))) + return false; + hlsl_block_add_instr(block, frc); + + if (!(sum = hlsl_new_binary_expr(ctx, HLSL_OP2_ADD, frc, arg))) + return false; + hlsl_block_add_instr(block, sum); + + return true; +} + /* Use 'movc' for the ternary operator. */ static bool lower_ternary(struct hlsl_ctx *ctx, struct hlsl_ir_node *instr, struct hlsl_block *block) { @@ -4851,6 +4880,7 @@ int hlsl_emit_bytecode(struct hlsl_ctx *ctx, struct hlsl_ir_function_decl *entry lower_ir(ctx, lower_sqrt, body); lower_ir(ctx, lower_dot, body); lower_ir(ctx, lower_round, body); + lower_ir(ctx, lower_ceil, body); }
if (profile->major_version < 2)