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[X86] AVX512: Fix asm syntax for packed vcmp

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The *_alt defs for vcmp are used by the InstParser (the asm string in the main
def is used by the InstPrinter) .  The former was accepting vector registers
as destination rather than mask registers.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@211750 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Adam Nemet 2014-06-26 00:21:12 +00:00
parent 2559070422
commit f93fe90504
2 changed files with 11 additions and 3 deletions
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6
lib/Target/X86/X86InstrAVX512.td
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@ -837,7 +837,7 @@ defm VPCMPUQZ : avx512_icmp_cc<0x1E, VK8, VR512, i512mem, memopv8i64,
"vpcmpuq\t{$cc, $src2, $src1, $dst|$dst, $src1, $src2, $cc}">,
VEX_W, EVEX_V512, EVEX_CD8<64, CD8VF>;
// avx512_cmp_packed - sse 1 & 2 compare packed instructions
// avx512_cmp_packed - compare packed instructions
multiclass avx512_cmp_packed<RegisterClass KRC, RegisterClass RC,
X86MemOperand x86memop, ValueType vt,
string suffix, Domain d> {
@ -861,11 +861,11 @@ multiclass avx512_cmp_packed<RegisterClass KRC, RegisterClass RC,
// Accept explicit immediate argument form instead of comparison code.
let isAsmParserOnly = 1, hasSideEffects = 0 in {
def rri_alt : AVX512PIi8<0xC2, MRMSrcReg,
(outs RC:$dst), (ins RC:$src1, RC:$src2, i8imm:$cc),
(outs KRC:$dst), (ins RC:$src1, RC:$src2, i8imm:$cc),
!strconcat("vcmp", suffix,
" \t{$cc, $src2, $src1, $dst|$dst, $src1, $src2, $cc}"), [], d>;
def rmi_alt : AVX512PIi8<0xC2, MRMSrcMem,
(outs RC:$dst), (ins RC:$src1, x86memop:$src2, i8imm:$cc),
(outs KRC:$dst), (ins RC:$src1, x86memop:$src2, i8imm:$cc),
!strconcat("vcmp", suffix,
" \t{$cc, $src2, $src1, $dst|$dst, $src1, $src2, $cc}"), [], d>;
}

8
test/MC/X86/avx512-encodings.s
View File

@ -3175,3 +3175,11 @@ vmovntpd %zmm6, 4(%rdx)
// CHECK: vmovntps
// CHECK: encoding: [0x62,0x51,0x7c,0x48,0x2b,0x5c,0x8d,0x00]
vmovntps %zmm11, (%r13,%rcx,4)
// CHECK: vcmpps $14
// CHECK: encoding: [0x62,0xb1,0x54,0x48,0xc2,0xd1,0x0e]
vcmpgtps %zmm17, %zmm5, %k2
// CHECK: vcmppd $13
// CHECK: encoding: [0x62,0xd1,0xf5,0x40,0xc2,0x76,0x02,0x0d]
vcmpgepd 0x80(%r14), %zmm17, %k6