/**************************************************************************
*
- * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright 2007 VMware, Inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#include "pipe/p_shader_tokens.h"
#include "tgsi_parse.h"
#include "tgsi_util.h"
+#include "tgsi_exec.h"
union pointer_hack
{
const struct tgsi_src_register *reg,
unsigned component )
{
- switch( component ) {
- case 0:
+ switch (component) {
+ case TGSI_CHAN_X:
return reg->SwizzleX;
- case 1:
+ case TGSI_CHAN_Y:
return reg->SwizzleY;
- case 2:
+ case TGSI_CHAN_Z:
return reg->SwizzleZ;
- case 3:
+ case TGSI_CHAN_W:
return reg->SwizzleW;
default:
- assert( 0 );
+ assert(0);
}
return 0;
}
case TGSI_OPCODE_MAD:
case TGSI_OPCODE_SUB:
case TGSI_OPCODE_LRP:
- case TGSI_OPCODE_CND:
+ case TGSI_OPCODE_FMA:
case TGSI_OPCODE_FRC:
case TGSI_OPCODE_CEIL:
case TGSI_OPCODE_CLAMP:
case TGSI_OPCODE_OR:
case TGSI_OPCODE_XOR:
case TGSI_OPCODE_SAD:
+ case TGSI_OPCODE_FSEQ:
+ case TGSI_OPCODE_FSGE:
+ case TGSI_OPCODE_FSLT:
+ case TGSI_OPCODE_FSNE:
+ case TGSI_OPCODE_F2I:
+ case TGSI_OPCODE_IDIV:
+ case TGSI_OPCODE_IMAX:
+ case TGSI_OPCODE_IMIN:
+ case TGSI_OPCODE_INEG:
+ case TGSI_OPCODE_ISGE:
+ case TGSI_OPCODE_ISHR:
+ case TGSI_OPCODE_ISLT:
+ case TGSI_OPCODE_F2U:
+ case TGSI_OPCODE_U2F:
+ case TGSI_OPCODE_UADD:
+ case TGSI_OPCODE_UDIV:
+ case TGSI_OPCODE_UMAD:
+ case TGSI_OPCODE_UMAX:
+ case TGSI_OPCODE_UMIN:
+ case TGSI_OPCODE_UMOD:
+ case TGSI_OPCODE_UMUL:
+ case TGSI_OPCODE_USEQ:
+ case TGSI_OPCODE_USGE:
+ case TGSI_OPCODE_USHR:
+ case TGSI_OPCODE_USLT:
+ case TGSI_OPCODE_USNE:
+ case TGSI_OPCODE_IMUL_HI:
+ case TGSI_OPCODE_UMUL_HI:
+ case TGSI_OPCODE_DDX_FINE:
+ case TGSI_OPCODE_DDY_FINE:
/* Channel-wise operations */
read_mask = write_mask;
break;
case TGSI_OPCODE_EX2:
case TGSI_OPCODE_LG2:
- case TGSI_OPCODE_RCC:
read_mask = TGSI_WRITEMASK_X;
break;
case TGSI_TEXTURE_SHADOW1D:
read_mask = TGSI_WRITEMASK_XZ;
break;
+ case TGSI_TEXTURE_1D_ARRAY:
case TGSI_TEXTURE_2D:
case TGSI_TEXTURE_RECT:
read_mask = TGSI_WRITEMASK_XY;
break;
+ case TGSI_TEXTURE_SHADOW1D_ARRAY:
case TGSI_TEXTURE_SHADOW2D:
case TGSI_TEXTURE_SHADOWRECT:
+ case TGSI_TEXTURE_2D_ARRAY:
case TGSI_TEXTURE_3D:
case TGSI_TEXTURE_CUBE:
+ case TGSI_TEXTURE_2D_MSAA:
read_mask = TGSI_WRITEMASK_XYZ;
break;
-
+ case TGSI_TEXTURE_SHADOW2D_ARRAY:
+ case TGSI_TEXTURE_CUBE_ARRAY:
+ case TGSI_TEXTURE_SHADOWCUBE:
+ case TGSI_TEXTURE_2D_ARRAY_MSAA:
+ case TGSI_TEXTURE_SHADOWCUBE_ARRAY:
+ read_mask = TGSI_WRITEMASK_XYZW;
+ break;
default:
assert(0);
read_mask = 0;
return usage_mask;
}
+
+/**
+ * Convert a tgsi_ind_register into a tgsi_src_register
+ */
+struct tgsi_src_register
+tgsi_util_get_src_from_ind(const struct tgsi_ind_register *reg)
+{
+ struct tgsi_src_register src = { 0 };
+
+ src.File = reg->File;
+ src.Index = reg->Index;
+ src.SwizzleX = reg->Swizzle;
+ src.SwizzleY = reg->Swizzle;
+ src.SwizzleZ = reg->Swizzle;
+ src.SwizzleW = reg->Swizzle;
+
+ return src;
+}
+
+/**
+ * Return the dimension of the texture coordinates (layer included for array
+ * textures), as well as the location of the shadow reference value or the
+ * sample index.
+ */
+int
+tgsi_util_get_texture_coord_dim(int tgsi_tex, int *shadow_or_sample)
+{
+ int dim;
+
+ /*
+ * Depending on the texture target, (src0.xyzw, src1.x) is interpreted
+ * differently:
+ *
+ * (s, X, X, X, X), for BUFFER
+ * (s, X, X, X, X), for 1D
+ * (s, t, X, X, X), for 2D, RECT
+ * (s, t, r, X, X), for 3D, CUBE
+ *
+ * (s, layer, X, X, X), for 1D_ARRAY
+ * (s, t, layer, X, X), for 2D_ARRAY
+ * (s, t, r, layer, X), for CUBE_ARRAY
+ *
+ * (s, X, shadow, X, X), for SHADOW1D
+ * (s, t, shadow, X, X), for SHADOW2D, SHADOWRECT
+ * (s, t, r, shadow, X), for SHADOWCUBE
+ *
+ * (s, layer, shadow, X, X), for SHADOW1D_ARRAY
+ * (s, t, layer, shadow, X), for SHADOW2D_ARRAY
+ * (s, t, r, layer, shadow), for SHADOWCUBE_ARRAY
+ *
+ * (s, t, sample, X, X), for 2D_MSAA
+ * (s, t, layer, sample, X), for 2D_ARRAY_MSAA
+ */
+ switch (tgsi_tex) {
+ case TGSI_TEXTURE_BUFFER:
+ case TGSI_TEXTURE_1D:
+ case TGSI_TEXTURE_SHADOW1D:
+ dim = 1;
+ break;
+ case TGSI_TEXTURE_2D:
+ case TGSI_TEXTURE_RECT:
+ case TGSI_TEXTURE_1D_ARRAY:
+ case TGSI_TEXTURE_SHADOW2D:
+ case TGSI_TEXTURE_SHADOWRECT:
+ case TGSI_TEXTURE_SHADOW1D_ARRAY:
+ case TGSI_TEXTURE_2D_MSAA:
+ dim = 2;
+ break;
+ case TGSI_TEXTURE_3D:
+ case TGSI_TEXTURE_CUBE:
+ case TGSI_TEXTURE_2D_ARRAY:
+ case TGSI_TEXTURE_SHADOWCUBE:
+ case TGSI_TEXTURE_SHADOW2D_ARRAY:
+ case TGSI_TEXTURE_2D_ARRAY_MSAA:
+ dim = 3;
+ break;
+ case TGSI_TEXTURE_CUBE_ARRAY:
+ case TGSI_TEXTURE_SHADOWCUBE_ARRAY:
+ dim = 4;
+ break;
+ default:
+ assert(!"unknown texture target");
+ dim = 0;
+ break;
+ }
+
+ if (shadow_or_sample) {
+ switch (tgsi_tex) {
+ case TGSI_TEXTURE_SHADOW1D:
+ /* there is a gap */
+ *shadow_or_sample = 2;
+ break;
+ case TGSI_TEXTURE_SHADOW2D:
+ case TGSI_TEXTURE_SHADOWRECT:
+ case TGSI_TEXTURE_SHADOWCUBE:
+ case TGSI_TEXTURE_SHADOW1D_ARRAY:
+ case TGSI_TEXTURE_SHADOW2D_ARRAY:
+ case TGSI_TEXTURE_SHADOWCUBE_ARRAY:
+ *shadow_or_sample = dim;
+ break;
+ case TGSI_TEXTURE_2D_MSAA:
+ case TGSI_TEXTURE_2D_ARRAY_MSAA:
+ *shadow_or_sample = 3;
+ break;
+ default:
+ /* no shadow nor sample */
+ *shadow_or_sample = -1;
+ break;
+ }
+ }
+
+ return dim;
+}
+
+
+boolean
+tgsi_is_shadow_target(unsigned target)
+{
+ switch (target) {
+ case TGSI_TEXTURE_SHADOW1D:
+ case TGSI_TEXTURE_SHADOW2D:
+ case TGSI_TEXTURE_SHADOWRECT:
+ case TGSI_TEXTURE_SHADOW1D_ARRAY:
+ case TGSI_TEXTURE_SHADOW2D_ARRAY:
+ case TGSI_TEXTURE_SHADOWCUBE:
+ case TGSI_TEXTURE_SHADOWCUBE_ARRAY:
+ return TRUE;
+ default:
+ return FALSE;
+ }
+}
projects / mesa.git / blobdiff