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author | marha <marha@users.sourceforge.net> | 2013-06-28 16:47:15 +0200 |
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committer | marha <marha@users.sourceforge.net> | 2013-06-28 16:47:15 +0200 |
commit | ced1a6b8f5a750fcd3b8d3d0d9bbdee830064e6c (patch) | |
tree | 24d79f7eaee4d69dde46cf88aa7314a4fceebbe5 /mesalib/src/glsl/ast_to_hir.cpp | |
parent | 2fe2056807d1304de86deb2b59992d51d9252ad0 (diff) | |
download | vcxsrv-ced1a6b8f5a750fcd3b8d3d0d9bbdee830064e6c.tar.gz vcxsrv-ced1a6b8f5a750fcd3b8d3d0d9bbdee830064e6c.tar.bz2 vcxsrv-ced1a6b8f5a750fcd3b8d3d0d9bbdee830064e6c.zip |
fontconfig mesa git update 28 June 2013
fontconfig commit 197d06c49b01413303f2c92130594daa4fcaa6ad
mesa commit 24b05ff1581b612ab6dbf4937fa4b644b4e61379
Diffstat (limited to 'mesalib/src/glsl/ast_to_hir.cpp')
-rw-r--r-- | mesalib/src/glsl/ast_to_hir.cpp | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/mesalib/src/glsl/ast_to_hir.cpp b/mesalib/src/glsl/ast_to_hir.cpp index 4b5f04980..efbd72c18 100644 --- a/mesalib/src/glsl/ast_to_hir.cpp +++ b/mesalib/src/glsl/ast_to_hir.cpp @@ -94,6 +94,24 @@ _mesa_ast_to_hir(exec_list *instructions, struct _mesa_glsl_parse_state *state) detect_conflicting_assignments(state, instructions); state->toplevel_ir = NULL; + + /* Move all of the variable declarations to the front of the IR list, and + * reverse the order. This has the (intended!) side effect that vertex + * shader inputs and fragment shader outputs will appear in the IR in the + * same order that they appeared in the shader code. This results in the + * locations being assigned in the declared order. Many (arguably buggy) + * applications depend on this behavior, and it matches what nearly all + * other drivers do. + */ + foreach_list_safe(node, instructions) { + ir_variable *const var = ((ir_instruction *) node)->as_variable(); + + if (var == NULL) + continue; + + var->remove(); + instructions->push_head(var); + } } |