Mesa (master): st/glsl_to_tgsi: handle double immediates in matrices properly.
Dave Airlie
airlied at kemper.freedesktop.org
Fri Jan 1 00:22:38 UTC 2016
Module: Mesa
Branch: master
Commit: d87894b98f9b60cd7298229c0a1da72116f98047
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=d87894b98f9b60cd7298229c0a1da72116f98047
Author: Dave Airlie <airlied at redhat.com>
Date: Sat Dec 19 14:43:15 2015 +1000
st/glsl_to_tgsi: handle double immediates in matrices properly.
This handles matrix initialisation properly.
Signed-off-by: Dave Airlie <airlied at redhat.com>
---
src/mesa/state_tracker/st_glsl_to_tgsi.cpp | 59 ++++++++++++++++++++++------
1 file changed, 48 insertions(+), 11 deletions(-)
diff --git a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
index 133ba37..4d87a32 100644
--- a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
+++ b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
@@ -2907,20 +2907,57 @@ glsl_to_tgsi_visitor::visit(ir_constant *ir)
st_dst_reg mat_column = st_dst_reg(mat);
for (i = 0; i < ir->type->matrix_columns; i++) {
- assert(ir->type->base_type == GLSL_TYPE_FLOAT);
- values = (gl_constant_value *) &ir->value.f[i * ir->type->vector_elements];
-
- src = st_src_reg(file, -1, ir->type->base_type);
- src.index = add_constant(file,
- values,
- ir->type->vector_elements,
- GL_FLOAT,
- &src.swizzle);
- emit_asm(ir, TGSI_OPCODE_MOV, mat_column, src);
+ switch (ir->type->base_type) {
+ case GLSL_TYPE_FLOAT:
+ values = (gl_constant_value *) &ir->value.f[i * ir->type->vector_elements];
+ src = st_src_reg(file, -1, ir->type->base_type);
+ src.index = add_constant(file,
+ values,
+ ir->type->vector_elements,
+ GL_FLOAT,
+ &src.swizzle);
+ emit_asm(ir, TGSI_OPCODE_MOV, mat_column, src);
+ break;
+ case GLSL_TYPE_DOUBLE:
+ values = (gl_constant_value *) &ir->value.d[i * ir->type->vector_elements];
+ src = st_src_reg(file, -1, ir->type->base_type);
+ src.index = add_constant(file,
+ values,
+ ir->type->vector_elements,
+ GL_DOUBLE,
+ &src.swizzle);
+ if (ir->type->vector_elements >= 2) {
+ mat_column.writemask = WRITEMASK_XY;
+ src.swizzle = MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, SWIZZLE_X, SWIZZLE_Y);
+ emit_asm(ir, TGSI_OPCODE_MOV, mat_column, src);
+ } else {
+ mat_column.writemask = WRITEMASK_X;
+ src.swizzle = MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_X, SWIZZLE_X, SWIZZLE_X);
+ emit_asm(ir, TGSI_OPCODE_MOV, mat_column, src);
+ }
+ src.index++;
+ if (ir->type->vector_elements > 2) {
+ if (ir->type->vector_elements == 4) {
+ mat_column.writemask = WRITEMASK_ZW;
+ src.swizzle = MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, SWIZZLE_X, SWIZZLE_Y);
+ emit_asm(ir, TGSI_OPCODE_MOV, mat_column, src);
+ } else {
+ mat_column.writemask = WRITEMASK_Z;
+ src.swizzle = MAKE_SWIZZLE4(SWIZZLE_Y, SWIZZLE_Y, SWIZZLE_Y, SWIZZLE_Y);
+ emit_asm(ir, TGSI_OPCODE_MOV, mat_column, src);
+ mat_column.writemask = WRITEMASK_XYZW;
+ src.swizzle = SWIZZLE_XYZW;
+ }
+ mat_column.index++;
+ }
+ break;
+ default:
+ unreachable("Illegal matrix constant type.\n");
+ break;
+ }
mat_column.index++;
}
-
this->result = mat;
return;
}
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