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| author | Cherry Zhang <cherryyz@google.com> | 2018-11-02 12:03:31 -0400 |
|---|---|---|
| committer | Cherry Zhang <cherryyz@google.com> | 2018-11-03 01:46:55 +0000 |
| commit | 441cb988b4c63f4232edd7930758eb0e8cc8599b (patch) | |
| tree | 9d0503319f58f37a5376a98bda12b843d23be50c /src/cmd/asm | |
| parent | 1645dfa23fbb1d1bab258d1c458f08d9f2741295 (diff) | |
| download | go-441cb988b4c63f4232edd7930758eb0e8cc8599b.tar.xz | |
cmd/internal/obj/arm64: fix encoding of 32-bit negated logical instructions
32-bit negated logical instructions (BICW, ORNW, EONW) with
constants were mis-encoded, because they were missing in the
cases where we handle 32-bit logical instructions. This CL
adds the missing cases.
Fixes #28548
Change-Id: I3d6acde7d3b72bb7d3d5d00a9df698a72c806ad5
Reviewed-on: https://go-review.googlesource.com/c/147077
Run-TryBot: Cherry Zhang <cherryyz@google.com>
Run-TryBot: Ben Shi <powerman1st@163.com>
Reviewed-by: Ben Shi <powerman1st@163.com>
Diffstat (limited to 'src/cmd/asm')
| -rw-r--r-- | src/cmd/asm/internal/asm/testdata/arm64.s | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/cmd/asm/internal/asm/testdata/arm64.s b/src/cmd/asm/internal/asm/testdata/arm64.s index 12c7adbd04..b851ba411e 100644 --- a/src/cmd/asm/internal/asm/testdata/arm64.s +++ b/src/cmd/asm/internal/asm/testdata/arm64.s @@ -222,6 +222,13 @@ TEXT foo(SB), DUPOK|NOSPLIT, $-8 EOR $(1<<63), R1 // EOR $-9223372036854775808, R1 // 210041d2 EOR $(1<<63-1), R1 // EOR $9223372036854775807, R1 // 21f840d2 + ANDW $0x3ff00000, R2 // ANDW $1072693248, R2 // 42240c12 + BICW $0x3ff00000, R2 // BICW $1072693248, R2 // 42540212 + ORRW $0x3ff00000, R2 // ORRW $1072693248, R2 // 42240c32 + ORNW $0x3ff00000, R2 // ORNW $1072693248, R2 // 42540232 + EORW $0x3ff00000, R2 // EORW $1072693248, R2 // 42240c52 + EONW $0x3ff00000, R2 // EONW $1072693248, R2 // 42540252 + AND $0x22220000, R3, R4 // AND $572653568, R3, R4 // 5b44a4d264001b8a ORR $0x22220000, R3, R4 // ORR $572653568, R3, R4 // 5b44a4d264001baa EOR $0x22220000, R3, R4 // EOR $572653568, R3, R4 // 5b44a4d264001bca |