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authorVincent Lejeune <vljn@ovi.com>2013-04-17 15:17:39 +0000
committerVincent Lejeune <vljn@ovi.com>2013-04-17 15:17:39 +0000
commit26ebd7aafcd47f41bfeb57b7b396af6deb8bbbe6 (patch)
treef8ffa3bb3ec5057f32834f3a9bb6413dec9b3c9c /lib
parent58df169e82a933c36d85bf3d979741ac1535044f (diff)
R600: Make Export Instruction not duplicable
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@179686 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
-rw-r--r--lib/Target/R600/R600Instructions.td4
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/Target/R600/R600Instructions.td b/lib/Target/R600/R600Instructions.td
index 1408966a192..da8228dc725 100644
--- a/lib/Target/R600/R600Instructions.td
+++ b/lib/Target/R600/R600Instructions.td
@@ -738,7 +738,9 @@ multiclass SteamOutputExportPattern<Instruction ExportInst,
4095, imm:$mask, buf3inst, 0)>;
}
-let usesCustomInserter = 1 in {
+// Export Instructions should not be duplicated by TailDuplication pass
+// (which assumes that duplicable instruction are affected by exec mask)
+let usesCustomInserter = 1, isNotDuplicable = 1 in {
class ExportSwzInst : InstR600ISA<(
outs),