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3 Commits

Author SHA1 Message Date
Artem Tamazov 5cd55b1784 [AMDGPU][llvm-mc] s_getreg/setreg* - Support symbolic names of hardware registers. 
Possibility to specify code of hardware register kept.
Disassemble to symbolic name, if name is known.
Tests updated/added.

Differential Revision: http://reviews.llvm.org/D19335

llvm-svn: 267724
 2016-04-27 15:17:03 +00:00
Artem Tamazov d6468666b5 [AMDGPU][llvm-mc] s_getreg/setreg* - Add hwreg(...) syntax. 
Added hwreg(reg[,offset,width]) syntax.
Default offset = 0, default width = 32.
Possibility to specify 16-bit immediate kept.
Added out-of-range checks.
Disassembling is always to hwreg(...) format.
Tests updated/added.

Differential Revision: http://reviews.llvm.org/D19329

llvm-svn: 267410
 2016-04-25 14:13:51 +00:00
Changpeng Fang 278a5b31a5 AMDGPU/SI: Define S_GETREG Intrinsic 
Summary:
 Define s_getreg intrinsic to generate s_getreg instruction to read
hardware registers.

Reviewers: tstellarAMD, arsenm

Subscribers: llvm-commits, arsenm

Differential Revision: http://reviews.llvm.org/D17892

llvm-svn: 263124
 2016-03-10 16:47:15 +00:00