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Unified Diff: runtime/vm/intrinsifier_arm.cc

Issue 701233003: Implement bigint intrinsics on arm64. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: Created 6 years, 1 month ago
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« runtime/vm/assembler_arm64.h ('K') | « runtime/vm/disassembler_arm64.cc ('k') | runtime/vm/intrinsifier_arm64.cc » ('j') | no next file with comments »
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Index: runtime/vm/intrinsifier_arm.cc
===================================================================
--- runtime/vm/intrinsifier_arm.cc (revision 41529)
+++ runtime/vm/intrinsifier_arm.cc (working copy)
@@ -1193,7 +1193,7 @@
// uint32_t aj = *ajp
__ ldr(R1, Address(R5, 0));
- // uint96_t t = R2:R1:R0 = 2*x*xi + aj + c
+ // uint96_t t = R7:R6:R0 = 2*x*xi + aj + c
__ mov(R0, Operand(0));
__ umaal(R0, R1, R2, R3); // R1:R0 = R3*R2 + R1 + R0 = x*xi + aj + 0.
__ umlal(R6, R7, R2, R3); // R7:R6 += R3*R2; c += x*xi.
@@ -1228,7 +1228,7 @@
void Intrinsifier::Bigint_estQuotientDigit(Assembler* assembler) {
- // TODO(regis): Implement.
+ // No unsigned 64-bit / 32-bit divide instruction.
}
« runtime/vm/assembler_arm64.h ('K') | « runtime/vm/disassembler_arm64.cc ('k') | runtime/vm/intrinsifier_arm64.cc » ('j') | no next file with comments »

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