Add support for non-trapping float-to-int conversions.#1071

Merged

bors[bot] merged 12 commits intomasterfrom feature/trunc-sat

Dec 21, 2019

+1,261-131

Commits on Dec 21, 2019

Use type traits to ensure that the float and int types match in trunc_sat.
nlewycky
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Correct implementation of non-trapping float to int conversions in the llvm backend.
nlewycky
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Add tests for non-trapping float to int conversions.
nlewycky
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Initial implementatio of trunc-sat instructions in singlepass. 27 test failures.
nlewycky
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Finish implementation of trunc_sat in singlepass x86-64.
nlewycky
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Enable non-trapping float to int conversions by default.
nlewycky
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Add support for non-trapping float to int conversions in singlepass+AArch64.
nlewycky
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Add changelog entry.
nlewycky
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Update changelog again, to move entry to new unreleased section since there's been a release.
nlewycky
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Name the magic constants in the LLVM backend.
nlewycky
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Name the magic constants in the singlepass backend.
nlewycky
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Remove comments with register names that might not be right and don't really matter.
nlewycky
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