Revert "Allow rematerialization of virtual reg uses"
authorStanislav Mekhanoshin <Stanislav.Mekhanoshin@amd.com>
Fri, 24 Sep 2021 16:53:51 +0000 (09:53 -0700)
committerStanislav Mekhanoshin <Stanislav.Mekhanoshin@amd.com>
Fri, 24 Sep 2021 17:26:11 +0000 (10:26 -0700)
commit08d7eec06e8cf5c15a96ce11f311f1480291a441
tree89c51e64c3239318da44befb33b7e6c939682053
parente8e2edd8ca88f8b0a7dba141349b2aa83284f3af
Revert "Allow rematerialization of virtual reg uses"

Reverted due to two distcint performance regression reports.

This reverts commit 92c1fd19abb15bc68b1127a26137a69e033cdb39.
45 files changed:
llvm/include/llvm/CodeGen/TargetInstrInfo.h
llvm/lib/CodeGen/TargetInstrInfo.cpp
llvm/test/CodeGen/AMDGPU/remat-sop.mir
llvm/test/CodeGen/ARM/arm-shrink-wrapping-linux.ll
llvm/test/CodeGen/ARM/funnel-shift-rot.ll
llvm/test/CodeGen/ARM/funnel-shift.ll
llvm/test/CodeGen/ARM/illegal-bitfield-loadstore.ll
llvm/test/CodeGen/ARM/neon-copy.ll
llvm/test/CodeGen/Mips/llvm-ir/ashr.ll
llvm/test/CodeGen/Mips/llvm-ir/lshr.ll
llvm/test/CodeGen/Mips/llvm-ir/shl.ll
llvm/test/CodeGen/Mips/llvm-ir/sub.ll
llvm/test/CodeGen/Mips/tls.ll
llvm/test/CodeGen/RISCV/atomic-rmw.ll
llvm/test/CodeGen/RISCV/atomic-signext.ll
llvm/test/CodeGen/RISCV/bswap-ctlz-cttz-ctpop.ll
llvm/test/CodeGen/RISCV/mul.ll
llvm/test/CodeGen/RISCV/rv32i-rv64i-half.ll
llvm/test/CodeGen/RISCV/rv32zbb-zbp.ll
llvm/test/CodeGen/RISCV/rv32zbb.ll
llvm/test/CodeGen/RISCV/rv32zbp.ll
llvm/test/CodeGen/RISCV/rv32zbt.ll
llvm/test/CodeGen/RISCV/rvv/fixed-vectors-bitreverse.ll
llvm/test/CodeGen/RISCV/rvv/fixed-vectors-bswap.ll
llvm/test/CodeGen/RISCV/rvv/fixed-vectors-ctlz.ll
llvm/test/CodeGen/RISCV/rvv/fixed-vectors-cttz.ll
llvm/test/CodeGen/RISCV/shifts.ll
llvm/test/CodeGen/RISCV/srem-vector-lkk.ll
llvm/test/CodeGen/RISCV/urem-vector-lkk.ll
llvm/test/CodeGen/Thumb/dyn-stackalloc.ll
llvm/test/CodeGen/Thumb2/LowOverheadLoops/tail-pred-disabled-in-loloops.ll
llvm/test/CodeGen/Thumb2/LowOverheadLoops/varying-outer-2d-reduction.ll
llvm/test/CodeGen/Thumb2/LowOverheadLoops/while-loops.ll
llvm/test/CodeGen/Thumb2/ldr-str-imm12.ll
llvm/test/CodeGen/Thumb2/mve-float16regloops.ll
llvm/test/CodeGen/Thumb2/mve-float32regloops.ll
llvm/test/CodeGen/Thumb2/mve-postinc-dct.ll
llvm/test/CodeGen/X86/addcarry.ll
llvm/test/CodeGen/X86/callbr-asm-blockplacement.ll
llvm/test/CodeGen/X86/dag-update-nodetomatch.ll
llvm/test/CodeGen/X86/delete-dead-instrs-with-live-uses.mir
llvm/test/CodeGen/X86/inalloca-invoke.ll
llvm/test/CodeGen/X86/licm-regpressure.ll
llvm/test/CodeGen/X86/ragreedy-hoist-spill.ll
llvm/test/CodeGen/X86/sdiv_fix.ll