glsl: fix a bug involving 'continue' in 'for' loops

Need to execute the for loop's increment code before we continue.
Add a slang_assemble_ctx::CurLoopOper field to keep track of the containing
loop and avoid the "cont if true" path in this situation.

Plus, assorted clean-ups.

1 files changed, 1 insertions, 0 deletions

diff --git a/src/mesa/shader/slang/slang_codegen.h b/src/mesa/shader/slang/slang_codegen.h
index bb736585aa..64418d527b 100644
--- a/src/mesa/shader/slang/slang_codegen.h
+++ b/src/mesa/shader/slang/slang_codegen.h
@@ -40,6 +40,7 @@ typedef struct slang_assemble_ctx_
    slang_var_table *vartable;
    slang_info_log *log;
    struct slang_label_ *curFuncEndLabel;
+   const slang_operation *CurLoopOper;
    struct slang_ir_node_ *CurLoop;
    struct slang_function_ *CurFunction;
    GLboolean UnresolvedRefs;