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Differential D95281

[RISCV] Add the `vfneg` alias test
AbandonedPublic

Authored by evandro on Jan 22 2021, 5:37 PM.

Details

Reviewers
craig.topper
HsiangKai
khchen
Summary

Add test for the alias vfneg.v vd, vs[, v0.t] to vfsgnjn.vv vd, vs, vs[, v0.t].

Per the RISC-V V extension spec v1.0-08a0b46.

Diff Detail

Event Timeline

evandro created this revision.Jan 22 2021, 5:37 PM
Herald added subscribers: frasercrmck, NickHung, luismarques and 24 others. · View Herald TranscriptJan 22 2021, 5:37 PM
evandro requested review of this revision.Jan 22 2021, 5:37 PM
Herald added a project: Restricted Project. · View Herald TranscriptJan 22 2021, 5:37 PM
Herald added subscribers: llvm-commits, MaskRay. · View Herald Transcript
craig.topper added a comment.Jan 22 2021, 5:43 PM

Didn't @HsiangKai do this in 266820be352d5b824cb01c93df1b00184fcc7803

evandro retitled this revision from [RISCV] Add the `vfneg` alias to [RISCV] Add the `vfneg` alias test.Jan 22 2021, 5:46 PM
evandro edited the summary of this revision. (Show Details)
evandro updated this revision to Diff 318708.Jan 22 2021, 5:51 PM
evandro updated this revision to Diff 318710.
evandro abandoned this revision.Jan 22 2021, 5:55 PM

Test is already in aliases.s.

Revision Contents

PathSize
llvm/
lib/
Target/
RISCV/
3 lines
test/
MC/
RISCV/
rvv/
13 lines

Diff 318708

llvm/lib/Target/RISCV/RISCVInstrInfoV.td

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defm VFMIN_V : VALU_FV_V_F<"vfmin", 0b000100>; defm VFMIN_V : VALU_FV_V_F<"vfmin", 0b000100>;
defm VFMAX_V : VALU_FV_V_F<"vfmax", 0b000110>; defm VFMAX_V : VALU_FV_V_F<"vfmax", 0b000110>;
// Vector Floating-Point Sign-Injection Instructions // Vector Floating-Point Sign-Injection Instructions
defm VFSGNJ_V : VALU_FV_V_F<"vfsgnj", 0b001000>; defm VFSGNJ_V : VALU_FV_V_F<"vfsgnj", 0b001000>;
defm VFSGNJN_V : VALU_FV_V_F<"vfsgnjn", 0b001001>; defm VFSGNJN_V : VALU_FV_V_F<"vfsgnjn", 0b001001>;
defm VFSGNJX_V : VALU_FV_V_F<"vfsgnjx", 0b001010>; defm VFSGNJX_V : VALU_FV_V_F<"vfsgnjx", 0b001010>;
def : InstAlias<"vfneg.v $vd, $vs$vm",
(VFSGNJN_VV VR:$vd, VR:$vs, VR:$vs, VMaskOp:$vm)>;
// Vector Floating-Point Compare Instructions // Vector Floating-Point Compare Instructions
let RVVConstraint = NoConstraint in { let RVVConstraint = NoConstraint in {
defm VMFEQ_V : VALU_FV_V_F<"vmfeq", 0b011000>; defm VMFEQ_V : VALU_FV_V_F<"vmfeq", 0b011000>;
defm VMFNE_V : VALU_FV_V_F<"vmfne", 0b011100>; defm VMFNE_V : VALU_FV_V_F<"vmfne", 0b011100>;
defm VMFLT_V : VALU_FV_V_F<"vmflt", 0b011011>; defm VMFLT_V : VALU_FV_V_F<"vmflt", 0b011011>;
defm VMFLE_V : VALU_FV_V_F<"vmfle", 0b011001>; defm VMFLE_V : VALU_FV_V_F<"vmfle", 0b011001>;
defm VMFGT_V : VALU_FV_F<"vmfgt", 0b011101>; defm VMFGT_V : VALU_FV_F<"vmfgt", 0b011101>;
defm VMFGE_V : VALU_FV_F<"vmfge", 0b011111>; defm VMFGE_V : VALU_FV_F<"vmfge", 0b011111>;
▲ Show 20 Lines • Show All 348 Lines • Show Last 20 Lines

llvm/test/MC/RISCV/rvv/sign-injection.s

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# CHECK-ERROR: instruction requires the following: 'F'{{.*}}'V' # CHECK-ERROR: instruction requires the following: 'F'{{.*}}'V'
# CHECK-UNKNOWN: 57 54 45 28 <unknown> # CHECK-UNKNOWN: 57 54 45 28 <unknown>
vfsgnjx.vf v8, v4, fa0 vfsgnjx.vf v8, v4, fa0
# CHECK-INST: vfsgnjx.vf v8, v4, fa0 # CHECK-INST: vfsgnjx.vf v8, v4, fa0
# CHECK-ENCODING: [0x57,0x54,0x45,0x2a] # CHECK-ENCODING: [0x57,0x54,0x45,0x2a]
# CHECK-ERROR: instruction requires the following: 'F'{{.*}}'V' # CHECK-ERROR: instruction requires the following: 'F'{{.*}}'V'
# CHECK-UNKNOWN: 57 54 45 2a <unknown> # CHECK-UNKNOWN: 57 54 45 2a <unknown>
vfneg.v v8, v4, v0.t
# CHECK-INST: vfneg.v v8, v4, v0.t
# CHECK-ENCODING: [0x57,0x14,0x42,0x24]
# CHECK-ERROR: instruction requires the following: 'F'{{.*}}'V'
# CHECK-UNKNOWN: 57 14 42 24 <unknown>
vfneg.v v8, v4
# CHECK-INST: vfsgnjn.vv v8, v4, v4
# CHECK-ENCODING: [0x57,0x14,0x42,0x26]
# CHECK-ERROR: instruction requires the following: 'F'{{.*}}'V'
# CHECK-UNKNOWN: 57 14 42 26 <unknown>