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[Hexagon] Add definitions for trap/pause instructions 

Also add tests for other instructions from HexagonSystemInst.td.

llvm-svn: 267162
This commit is contained in:
Krzysztof Parzyszek 2016-04-22 16:25:00 +00:00
parent 104871f433
commit e2c6405708
2 changed files with 57 additions and 0 deletions
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21
llvm/lib/Target/Hexagon/HexagonSystemInst.td
View File

@ -111,3 +111,24 @@ def Y2_isync: JRInst <(outs), (ins),
let Inst{9-0} = 0b0000000010;
}
//===----------------------------------------------------------------------===//
// System/User instructions.
//===----------------------------------------------------------------------===//
// traps and pause
let hasSideEffects = 0, isSolo = 1 in
class J2_MISC_TRAP_PAUSE<string mnemonic, bits<2> MajOp>
: JRInst
<(outs), (ins u8Imm:$u8),
#mnemonic#"(#$u8)"> {
bits<8> u8;
let IClass = 0b0101;
let Inst{27-24} = 0b0100;
let Inst{23-22} = MajOp;
let Inst{12-8} = u8{7-3};
let Inst{4-2} = u8{2-0};
}
def J2_trap0 : J2_MISC_TRAP_PAUSE<"trap0", 0b00>;
def J2_trap1 : J2_MISC_TRAP_PAUSE<"trap1", 0b10>;
def J2_pause : J2_MISC_TRAP_PAUSE<"pause", 0b01>;

36
llvm/test/MC/Hexagon/instructions/system_user.s
View File

@ -24,3 +24,39 @@ dcfetch(r17 + #168)
# Send value to ETM trace
# CHECK: 00 c0 51 62
trace(r17)
# CHECK: 00 c0 00 a0
dccleana(r0)
# CHECK: 00 c0 41 a0
dccleaninva(r1)
# CHECK: 00 c0 22 a0
dcinva(r2)
# CHECK: 00 c0 c3 a0
dczeroa(r3)
# CHECK: 00 c0 c4 56
icinva(r4)
# CHECK: 02 c0 c0 57
isync
# CHECK: 00 c6 05 a6
l2fetch(r5, r6)
# CHECK: 00 c8 87 a6
l2fetch(r7, r9:8)
# CHECK: 1c df 40 54
pause(#255)
# CHECK: 00 c0 40 a8
syncht
# CHECK: 18 df 00 54
trap0(#254)
# CHECK: 14 df 80 54
trap1(#253)