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Thumb2 assembly parsing and encoding for UHASX/UHSAX.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@140088 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Grosbach 2011-09-19 23:13:25 +00:00
parent 2c1ef5bac8
commit 6729c48b94
2 changed files with 30 additions and 0 deletions
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4
lib/Target/ARM/ARMInstrInfo.td
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@ -4954,6 +4954,10 @@ def : MnemonicAlias<"shsubaddx", "shsax">;
def : MnemonicAlias<"ssubaddx", "ssax">; def : MnemonicAlias<"ssubaddx", "ssax">;
// UASX == UADDSUBX // UASX == UADDSUBX
def : MnemonicAlias<"uaddsubx", "uasx">; def : MnemonicAlias<"uaddsubx", "uasx">;
// UHASX == UHADDSUBX
def : MnemonicAlias<"uhaddsubx", "uhasx">;
// UHSAX == UHSUBADDX
def : MnemonicAlias<"uhsubaddx", "uhsax">;
// LDRSBT/LDRHT/LDRSHT post-index offset if optional. // LDRSBT/LDRHT/LDRSHT post-index offset if optional.
// Note that the write-back output register is a dummy operand for MC (it's // Note that the write-back output register is a dummy operand for MC (it's

26
test/MC/ARM/basic-thumb2-instructions.s
View File

@ -2732,3 +2732,29 @@ _func:
@ CHECK: itt gt @ encoding: [0xc4,0xbf] @ CHECK: itt gt @ encoding: [0xc4,0xbf]
@ CHECK: uhadd16gt r4, r8, r2 @ encoding: [0x98,0xfa,0x62,0xf4] @ CHECK: uhadd16gt r4, r8, r2 @ encoding: [0x98,0xfa,0x62,0xf4]
@ CHECK: uhadd8gt r4, r8, r2 @ encoding: [0x88,0xfa,0x62,0xf4] @ CHECK: uhadd8gt r4, r8, r2 @ encoding: [0x88,0xfa,0x62,0xf4]
@------------------------------------------------------------------------------
@ UHASX/UHSAX
@------------------------------------------------------------------------------
uhasx r4, r1, r5
uhsax r5, r6, r6
itt gt
uhasxgt r6, r9, r8
uhsaxgt r7, r8, r12
uhaddsubx r4, r1, r5
uhsubaddx r5, r6, r6
itt gt
uhaddsubxgt r6, r9, r8
uhsubaddxgt r7, r8, r12
@ CHECK: uhasx r4, r1, r5 @ encoding: [0xa1,0xfa,0x65,0xf4]
@ CHECK: uhsax r5, r6, r6 @ encoding: [0xe6,0xfa,0x66,0xf5]
@ CHECK: itt gt @ encoding: [0xc4,0xbf]
@ CHECK: uhasxgt r6, r9, r8 @ encoding: [0xa9,0xfa,0x68,0xf6]
@ CHECK: uhsaxgt r7, r8, r12 @ encoding: [0xe8,0xfa,0x6c,0xf7]
@ CHECK: uhasx r4, r1, r5 @ encoding: [0xa1,0xfa,0x65,0xf4]
@ CHECK: uhsax r5, r6, r6 @ encoding: [0xe6,0xfa,0x66,0xf5]
@ CHECK: itt gt @ encoding: [0xc4,0xbf]
@ CHECK: uhasxgt r6, r9, r8 @ encoding: [0xa9,0xfa,0x68,0xf6]
@ CHECK: uhsaxgt r7, r8, r12 @ encoding: [0xe8,0xfa,0x6c,0xf7]