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| author | Joey Gouly <joey.gouly@arm.com> | 2013-10-01 12:39:11 +0000 |
|---|---|---|
| committer | Joey Gouly <joey.gouly@arm.com> | 2013-10-01 12:39:11 +0000 |
| commit | d1311ac171f9cb90cab4906a6c0e091b6b65b862 (patch) | |
| tree | 9f20fecbfc305d0f05bd5b5420b6f953c4e8bad6 /lib/Target/ARM/ARMInstrInfo.td | |
| parent | 9813dbf396e63f6d4fd99fe0f6651e831cb7414b (diff) | |
| download | llvm-d1311ac171f9cb90cab4906a6c0e091b6b65b862.tar.gz llvm-d1311ac171f9cb90cab4906a6c0e091b6b65b862.tar.bz2 llvm-d1311ac171f9cb90cab4906a6c0e091b6b65b862.tar.xz | |
[ARM] Introduce the 'sevl' instruction in ARMv8.
This also removes the restriction on the immediate field of the 'hint'
instruction.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191744 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/ARMInstrInfo.td')
| -rw-r--r-- | lib/Target/ARM/ARMInstrInfo.td | 22 |
1 files changed, 7 insertions, 15 deletions
diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td index 59d2f7a00a..740b71cb2a 100644 --- a/lib/Target/ARM/ARMInstrInfo.td +++ b/lib/Target/ARM/ARMInstrInfo.td @@ -594,17 +594,6 @@ def imm0_1 : Operand<i32> { let ParserMatchClass = Imm0_1AsmOperand; } def Imm0_3AsmOperand: ImmAsmOperand { let Name = "Imm0_3"; } def imm0_3 : Operand<i32> { let ParserMatchClass = Imm0_3AsmOperand; } -/// imm0_4 predicate - Immediate in the range [0,4]. -def Imm0_4AsmOperand : ImmAsmOperand -{ - let Name = "Imm0_4"; - let DiagnosticType = "ImmRange0_4"; -} -def imm0_4 : Operand<i32>, ImmLeaf<i32, [{ return Imm >= 0 && Imm < 5; }]> { - let ParserMatchClass = Imm0_4AsmOperand; - let DecoderMethod = "DecodeImm0_4"; -} - /// imm0_7 predicate - Immediate in the range [0,7]. def Imm0_7AsmOperand: ImmAsmOperand { let Name = "Imm0_7"; } def imm0_7 : Operand<i32>, ImmLeaf<i32, [{ @@ -1677,11 +1666,11 @@ PseudoInst<(outs), (ins i32imm:$amt, pred:$p), NoItinerary, [(ARMcallseq_start timm:$amt)]>; } -def HINT : AI<(outs), (ins imm0_4:$imm), MiscFrm, NoItinerary, +def HINT : AI<(outs), (ins imm0_255:$imm), MiscFrm, NoItinerary, "hint", "\t$imm", []>, Requires<[IsARM, HasV6]> { - bits<3> imm; - let Inst{27-3} = 0b0011001000001111000000000; - let Inst{2-0} = imm; + bits<8> imm; + let Inst{27-8} = 0b00110010000011110000; + let Inst{7-0} = imm; } def : InstAlias<"nop$p", (HINT 0, pred:$p)>, Requires<[IsARM, HasV6T2]>; @@ -1689,6 +1678,9 @@ def : InstAlias<"yield$p", (HINT 1, pred:$p)>, Requires<[IsARM, HasV6T2]>; def : InstAlias<"wfe$p", (HINT 2, pred:$p)>, Requires<[IsARM, HasV6T2]>; def : InstAlias<"wfi$p", (HINT 3, pred:$p)>, Requires<[IsARM, HasV6T2]>; def : InstAlias<"sev$p", (HINT 4, pred:$p)>, Requires<[IsARM, HasV6T2]>; +def : InstAlias<"sevl$p", (HINT 5, pred:$p)>, Requires<[IsARM, HasV8]>; + +def : Pat<(int_arm_sevl), (HINT 5)>; def SEL : AI<(outs GPR:$Rd), (ins GPR:$Rn, GPR:$Rm), DPFrm, NoItinerary, "sel", "\t$Rd, $Rn, $Rm", []>, Requires<[IsARM, HasV6]> { |