[PATCH] D28988: [X86]Enable the use of 'mov' with a 64bit GPR and a large immediate
coby via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Jan 24 23:20:59 PST 2017
This revision was automatically updated to reflect the committed changes.
Closed by commit rL293030: [X86]Enable the use of 'mov' with a 64bit GPR and a large immediate (authored by coby).
Changed prior to commit:
https://reviews.llvm.org/D28988?vs=85275&id=85699#toc
Repository:
rL LLVM
https://reviews.llvm.org/D28988
Files:
llvm/trunk/lib/Target/X86/X86InstrInfo.td
llvm/trunk/test/MC/X86/intel-syntax.s
Index: llvm/trunk/test/MC/X86/intel-syntax.s
===================================================================
--- llvm/trunk/test/MC/X86/intel-syntax.s
+++ llvm/trunk/test/MC/X86/intel-syntax.s
@@ -19,6 +19,8 @@
mov EAX, DWORD PTR [RSP - 4]
// CHECK: movq (%rsp), %rax
mov RAX, QWORD PTR [RSP]
+// CHECK: movabsq $4294967289, %rax
+ mov RAX, 4294967289
// CHECK: movl $-4, -4(%rsp)
mov DWORD PTR [RSP - 4], -4
// CHECK: movq 0, %rcx
Index: llvm/trunk/lib/Target/X86/X86InstrInfo.td
===================================================================
--- llvm/trunk/lib/Target/X86/X86InstrInfo.td
+++ llvm/trunk/lib/Target/X86/X86InstrInfo.td
@@ -2984,7 +2984,7 @@
def : InstAlias<"mov\t{$seg, $mem|$mem, $seg}", (MOV32ms i32mem:$mem, SEGMENT_REG:$seg), 0>;
// Match 'movq <largeimm>, <reg>' as an alias for movabsq.
-def : InstAlias<"movq\t{$imm, $reg|$reg, $imm}", (MOV64ri GR64:$reg, i64imm:$imm), 0>;
+def : InstAlias<"mov{q}\t{$imm, $reg|$reg, $imm}", (MOV64ri GR64:$reg, i64imm:$imm), 0>;
// Match 'movq GR64, MMX' as an alias for movd.
def : InstAlias<"movq\t{$src, $dst|$dst, $src}",
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