Don't remove SPIR-V blocks before codegen.

A removed block releases its instructions, so Module::idToInstruction suddenly contains dangling references. The original motivation for block removal was to skip some unreachable blocks, but that's already achieved by InReadableOrder.cpp. Also updated stale comments.
2016-01-19 21:13:38 -05:00
parent 33782795d9
commit ed55bcd9f8
17 changed files with 1233 additions and 1252 deletions
--- a/Test/baseResults/spv.100ops.frag.out
+++ b/Test/baseResults/spv.100ops.frag.out
@@ -5,7 +5,7 @@ Linked fragment stage:

 // Module Version 10000
 // Generated by (magic number): 80001
-// Id's are bound by 47
+// Id's are bound by 48

                              Capability Shader
               1:             ExtInstImport  "GLSL.std.450"