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| author | eric fang <eric.fang@arm.com> | 2021-05-07 05:48:18 +0000 |
|---|---|---|
| committer | eric fang <eric.fang@arm.com> | 2021-05-14 07:53:46 +0000 |
| commit | c925e1546ee72e40ca5351f3773379e99a6b8cdf (patch) | |
| tree | 92b7b98a6a3817770b59bc9f0fa577152ed9ead5 /src/cmd/asm/internal/asm/testdata/arm64error.s | |
| parent | 12d383c7c7406dda2cb969a89ce3801c220614c5 (diff) | |
| download | go-c925e1546ee72e40ca5351f3773379e99a6b8cdf.tar.gz go-c925e1546ee72e40ca5351f3773379e99a6b8cdf.zip | |
cmd/internal/obj/arm64: disable AL and NV for some condition operation instructions
According to the armv8-a reference manual, conditions AL and NV are not allowed
for instructions CINC, CINV, CNEG, CSET and CSETM. This CL adds this check and
the corresponding test cases.
Change-Id: Icb496b7b13a353f41491f2de4d939a5cd88abb04
Reviewed-on: https://go-review.googlesource.com/c/go/+/317912
Reviewed-by: eric fang <eric.fang@arm.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
Trust: eric fang <eric.fang@arm.com>
Run-TryBot: eric fang <eric.fang@arm.com>
TryBot-Result: Go Bot <gobot@golang.org>
Diffstat (limited to 'src/cmd/asm/internal/asm/testdata/arm64error.s')
| -rw-r--r-- | src/cmd/asm/internal/asm/testdata/arm64error.s | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/cmd/asm/internal/asm/testdata/arm64error.s b/src/cmd/asm/internal/asm/testdata/arm64error.s index 66fc910759..cf57179e43 100644 --- a/src/cmd/asm/internal/asm/testdata/arm64error.s +++ b/src/cmd/asm/internal/asm/testdata/arm64error.s @@ -52,6 +52,16 @@ TEXT errors(SB),$0 NEGSW R7@>2, R5 // ERROR "unsupported shift operator" CINC CS, R2, R3, R4 // ERROR "illegal combination" CSEL LT, R1, R2 // ERROR "illegal combination" + CINC AL, R2, R3 // ERROR "invalid condition" + CINC NV, R2, R3 // ERROR "invalid condition" + CINVW AL, R2, R3 // ERROR "invalid condition" + CINV NV, R2, R3 // ERROR "invalid condition" + CNEG AL, R2, R3 // ERROR "invalid condition" + CNEGW NV, R2, R3 // ERROR "invalid condition" + CSET AL, R2 // ERROR "invalid condition" + CSET NV, R2 // ERROR "invalid condition" + CSETMW AL, R2 // ERROR "invalid condition" + CSETM NV, R2 // ERROR "invalid condition" LDP.P 8(R2), (R2, R3) // ERROR "constrained unpredictable behavior" LDP.W 8(R3), (R2, R3) // ERROR "constrained unpredictable behavior" LDP (R1), (R2, R2) // ERROR "constrained unpredictable behavior" |