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vkd3d-shader/hlsl: Use unique temps for SINCOS.

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This commit is contained in:
Elizabeth Figura
2025-07-08 16:10:26 -05:00
committed by Henri Verbeet
parent 5f443593e3
commit 8db9465693
Notes: Henri Verbeet 2025-09-04 14:12:02 +02:00 
Approved-by: Francisco Casas (@fcasas)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1713
1 changed files with 9 additions and 34 deletions
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43
libs/vkd3d-shader/hlsl_codegen.c
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@@ -6050,33 +6050,6 @@ static struct hlsl_reg allocate_register(struct hlsl_ctx *ctx, struct register_a
return ret;
}
/* Allocate a register with writemask, while reserving reg_writemask. */
static struct hlsl_reg allocate_register_with_masks(struct hlsl_ctx *ctx,
struct register_allocator *allocator, unsigned int first_write, unsigned int last_read,
uint32_t reg_writemask, uint32_t writemask, int mode, bool vip)
{
struct hlsl_reg ret = {0};
uint32_t reg_idx;
VKD3D_ASSERT((reg_writemask & writemask) == writemask);
for (reg_idx = 0;; ++reg_idx)
{
if ((get_available_writemask(allocator, first_write, last_read,
reg_idx, mode, vip) & reg_writemask) == reg_writemask)
break;
}
record_allocation(ctx, allocator, reg_idx, reg_writemask, first_write, last_read, mode, vip);
ret.type = VKD3DSPR_TEMP;
ret.id = reg_idx;
ret.allocation_size = 1;
ret.writemask = writemask;
ret.allocated = true;
return ret;
}
static bool is_range_available(const struct register_allocator *allocator, unsigned int first_write,
unsigned int last_read, uint32_t reg_idx, unsigned int reg_size, int mode, bool vip)
{
@@ -6305,7 +6278,7 @@ static void calculate_resource_register_counts(struct hlsl_ctx *ctx)
static void allocate_instr_temp_register(struct hlsl_ctx *ctx,
struct hlsl_ir_node *instr, struct register_allocator *allocator)
{
unsigned int reg_writemask = 0, dst_writemask = 0;
unsigned int dst_writemask = 0;
bool is_per_component = false;
if (instr->reg.allocated || !instr->last_read)
@@ -6317,12 +6290,10 @@ static void allocate_instr_temp_register(struct hlsl_ctx *ctx,
{
case HLSL_OP1_COS_REDUCED:
dst_writemask = VKD3DSP_WRITEMASK_0;
reg_writemask = ctx->profile->major_version < 3 ? (1 << 3) - 1 : VKD3DSP_WRITEMASK_0;
break;
case HLSL_OP1_SIN_REDUCED:
dst_writemask = VKD3DSP_WRITEMASK_1;
reg_writemask = ctx->profile->major_version < 3 ? (1 << 3) - 1 : VKD3DSP_WRITEMASK_1;
break;
case HLSL_OP1_EXP2:
@@ -6344,11 +6315,15 @@ static void allocate_instr_temp_register(struct hlsl_ctx *ctx,
VKD3D_ASSERT(instr->data_type->class <= HLSL_CLASS_VECTOR);
if (reg_writemask)
if (dst_writemask)
{
instr->reg = allocate_register_with_masks(ctx, allocator,
instr->index, instr->last_read, reg_writemask, dst_writemask, 0, false);
ctx->temp_count = max(ctx->temp_count, instr->reg.id + 1);
instr->reg.writemask = dst_writemask;
instr->reg.allocation_size = 1;
instr->reg.allocated = true;
instr->reg.type = VKD3DSPR_TEMP;
instr->reg.id = ctx->temp_count++;
record_allocation(ctx, allocator, ctx->temp_count - 1, VKD3DSP_WRITEMASK_ALL, 1, UINT_MAX, 0, false);
}
else if (is_per_component)
{