Matt Arsenault
3ddf868b04
R600: Make sign_extend_inreg legal.
...
Don't know why I didn't just do this in the first place.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206862 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-22 03:49:30 +00:00
Matt Arsenault
746734df1a
R600/SI: Try to use scalar BFE.
...
Use scalar BFE with constant shift and offset when possible.
This is complicated by the fact that the scalar version packs
the two operands of the vector version into one.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206558 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-18 05:19:26 +00:00
Matt Arsenault
6834a55df3
R600/SI: Match sign_extend_inreg to s_sext_i32_i8 and s_sext_i32_i16
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206547 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-18 01:53:18 +00:00
Matt Arsenault
9fde950b1b
R600: Extend r600 sign_extend_inreg tests for EG
...
Patch by: Jan Vesely <jan.vesely@rutgers.edu>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206349 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-16 01:41:34 +00:00
Matt Arsenault
0c6d96cf16
R600: Implement isZExtFree.
...
This allows 64-bit operations that are truncated to be reduced
to 32-bit ones.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204946 91177308-0d34-0410-b5e6-96231b3b80d8
2014-03-27 17:23:31 +00:00
Matt Arsenault
94687c0f43
R600/SI: Fix unreachable with a sext_in_reg to an illegal type.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204945 91177308-0d34-0410-b5e6-96231b3b80d8
2014-03-27 17:23:24 +00:00
Matt Arsenault
e0e503801f
R600: Add a testcase for sext_in_reg I missed.
...
This sext_inreg i32 in i64 case was already handled, but not enabled.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204840 91177308-0d34-0410-b5e6-96231b3b80d8
2014-03-26 18:31:06 +00:00
Matt Arsenault
2683baa8ac
R600: Match sign_extend_inreg to BFE instructions
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204072 91177308-0d34-0410-b5e6-96231b3b80d8
2014-03-17 18:58:11 +00:00
