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Add unboxed floating point comparison instructions.

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* libguile/vm-engine.c (BR_F64_ARITHMETIC): New preprocessor macro.
(br_if_f64_ee, br_if_f64_lt, br_if_f64_le, br_if_f64_gt, br_if_f64_ge):
New VM instructions.
* doc/ref/vm.texi ("Unboxed Floating-Point Arithmetic"): Document them.
* module/language/cps/compile-bytecode.scm (compile-function): Emit f64
comparison instructions.
* module/language/cps/effects-analysis.scm: Define effects for f64
primcalls.
* module/language/cps/primitives.scm (*branching-primcall-arities*): Add
arities for f64 primcalls.
* module/language/cps/specialize-numbers.scm (specialize-f64-comparison):
New procedure.
(specialize-operations): Specialize f64 comparisons.
* module/system/vm/assembler.scm (emit-br-if-f64-=, emit-br-if-f64-<)
(emit-br-if-f64-<=, emit-br-if-f64->, emit-br-if-f64->=): Export.
* module/system/vm/disassembler.scm (code-annotation): Add annotations
for f64 comparison instructions.
This commit is contained in:
David Thompson 2016-12-12 22:46:08 -05:00 • committed by David Thompson
parent 63bf6ffa0d
commit 35a9059250
9 changed files with 145 additions and 21 deletions
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5
module/system/vm/assembler.scm
View file

@ -106,6 +106,11 @@
emit-br-if-u64-=-scm
emit-br-if-u64->=-scm
emit-br-if-u64->-scm
emit-br-if-f64-=
emit-br-if-f64-<
emit-br-if-f64-<=
emit-br-if-f64->
emit-br-if-f64->=
emit-box
emit-box-ref
emit-box-set!