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cmd/asm/internal/asm: add aliases for ARM64 condition codes

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Add CS as an alias for HS, and CC as an alias for LO, otherwise

	CSINV	CS, R1, R2, R3

was interpreted as

	CSINV	0, R1, R2, R3

Also fix the corresponding faulty test.

Fixes #12632
Updates #12470

Change-Id: I974cfc7e5ced682d4754ba09b0b102cb08a46567
Reviewed-on: https://go-review.googlesource.com/14680
Reviewed-by: Rob Pike <r@golang.org>
This commit is contained in:
Aram Hăvărneanu 2015-09-17 11:47:16 +02:00
parent e7e2739849
commit 61a3ebed55
2 changed files with 3 additions and 1 deletions
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2
src/cmd/asm/internal/arch/arch.go
View File

@ -252,7 +252,9 @@ func archArm64() *Arch {
register["EQ"] = arm64.COND_EQ
register["NE"] = arm64.COND_NE
register["HS"] = arm64.COND_HS
register["CS"] = arm64.COND_HS
register["LO"] = arm64.COND_LO
register["CC"] = arm64.COND_LO
register["MI"] = arm64.COND_MI
register["PL"] = arm64.COND_PL
register["VS"] = arm64.COND_VS

2
src/cmd/asm/internal/asm/testdata/arm64.out vendored
View File

@ -37,7 +37,7 @@
147 00037 (testdata/arm64.s:147) CSEL LT, R1, R2, ZR
148 00038 (testdata/arm64.s:148) CSINC GT, R1, ZR, R3
149 00039 (testdata/arm64.s:149) CSNEG MI, R1, R2, R3
150 00040 (testdata/arm64.s:150) CSINV 0, R1, R2, R3
150 00040 (testdata/arm64.s:150) CSINV HS, R1, R2, R3
156 00041 (testdata/arm64.s:156) CSEL LT, R1, R2
164 00042 (testdata/arm64.s:164) CCMN MI, ZR, R1, $4
173 00043 (testdata/arm64.s:173) FADDD $(0.5), F1