[PATCH] D17614: AMDGPU/SI: Implement DS_PERMUTE/DS_BPERMUTE Instruction Definitions and Intrinsics.

Tom Stellard via llvm-commits llvm-commits at lists.llvm.org
Thu Feb 25 14:39:03 PST 2016


tstellarAMD added inline comments.

================
Comment at: lib/Target/AMDGPU/VIInstructions.td:131
@@ +130,3 @@
+
+let Uses = [EXEC] in {
+defm DS_PERMUTE_B32 : DS_1A1D_PERMUTE < 0x3e, "ds_permute_b32", VGPR_32>;
----------------
arsenm wrote:
> Are we sure these don't real M0?
It reads M0, but it is supposed to ignore its value, so for our purposes we can treat it as if it doesn't read M0.


http://reviews.llvm.org/D17614





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