diff options
| author | Dan Gohman <dan433584@gmail.com> | 2017-02-27 22:38:58 +0000 |
|---|---|---|
| committer | Dan Gohman <dan433584@gmail.com> | 2017-02-27 22:38:58 +0000 |
| commit | f52ee17a09eabe216562ef57115d8976b9d7f70e (patch) | |
| tree | 46b42ff063a865164f78674660bf3b253d66f065 /llvm/lib/Target/WebAssembly/WebAssemblyTargetMachine.cpp | |
| parent | 2d5841fa7334ac972fc89c12e60e17edf0612b1a (diff) | |
| download | bcm5719-llvm-f52ee17a09eabe216562ef57115d8976b9d7f70e.tar.gz bcm5719-llvm-f52ee17a09eabe216562ef57115d8976b9d7f70e.zip | |
[WebAssembly] Split CFG-sorting into its own pass. NFC.
CFG sorting was already an independent algorithm from block/loop insertion;
this change makes it more convenient to debug.
llvm-svn: 296399
Diffstat (limited to 'llvm/lib/Target/WebAssembly/WebAssemblyTargetMachine.cpp')
| -rw-r--r-- | llvm/lib/Target/WebAssembly/WebAssemblyTargetMachine.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/llvm/lib/Target/WebAssembly/WebAssemblyTargetMachine.cpp b/llvm/lib/Target/WebAssembly/WebAssemblyTargetMachine.cpp index 04bf7b118b7..44c794ef5da 100644 --- a/llvm/lib/Target/WebAssembly/WebAssemblyTargetMachine.cpp +++ b/llvm/lib/Target/WebAssembly/WebAssemblyTargetMachine.cpp @@ -280,7 +280,11 @@ void WebAssemblyPassConfig::addPreEmitPass() { // Insert explicit get_local and set_local operators. addPass(createWebAssemblyExplicitLocals()); - // Put the CFG in structured form; insert BLOCK and LOOP markers. + // Sort the blocks of the CFG into topological order, a prerequisite for + // BLOCK and LOOP markers. + addPass(createWebAssemblyCFGSort()); + + // Insert BLOCK and LOOP markers. addPass(createWebAssemblyCFGStackify()); // Lower br_unless into br_if. |
