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author | Keith Randall <khr@golang.org> | 2020-03-24 16:46:49 +0000 |
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committer | Keith Randall <khr@golang.org> | 2020-03-24 19:06:22 +0000 |
commit | e0deacd1c096367ba341b43413ec5ccea8253db2 (patch) | |
tree | 2c930dcbbd0b07f4fcc43e6fd07f3ff0b8b780d2 /test/codegen/memops.go | |
parent | f975485ad13d09a828120b573386d15ac669df6a (diff) | |
download | go-git-e0deacd1c096367ba341b43413ec5ccea8253db2.tar.gz |
Revert "cmd/compile: disable mem+op operations on 386"
This reverts commit CL 224837.
Reason for revert: Reverting partial reverts of 222782.
Update #37881
Change-Id: Ie9bf84d6e17ed214abe538965e5ff03936886826
Reviewed-on: https://go-review.googlesource.com/c/go/+/225217
Reviewed-by: Bryan C. Mills <bcmills@google.com>
Diffstat (limited to 'test/codegen/memops.go')
-rw-r--r-- | test/codegen/memops.go | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/test/codegen/memops.go b/test/codegen/memops.go index e393e5684f..0df191480d 100644 --- a/test/codegen/memops.go +++ b/test/codegen/memops.go @@ -204,3 +204,42 @@ func idxFloat64(x, y []float64, i int) { // 386/sse2: `MOVSD\tX[0-9]+, 8\([A-Z]+[0-9]*\)\([A-Z]+[0-9]*\*[18]\)` y[16*i+1] = t } + +func idxLoadPlusOp(x []int32, i int) int32 { + s := x[0] + // 386: `ADDL\t4\([A-Z]+\)\([A-Z]+\*4\), [A-Z]+` + s += x[i+1] + // 386: `SUBL\t8\([A-Z]+\)\([A-Z]+\*4\), [A-Z]+` + s -= x[i+2] + // 386: `IMULL\t12\([A-Z]+\)\([A-Z]+\*4\), [A-Z]+` + s *= x[i+3] + // 386: `ANDL\t16\([A-Z]+\)\([A-Z]+\*4\), [A-Z]+` + s &= x[i+4] + // 386: `ORL\t20\([A-Z]+\)\([A-Z]+\*4\), [A-Z]+` + s |= x[i+5] + // 386: `XORL\t24\([A-Z]+\)\([A-Z]+\*4\), [A-Z]+` + s ^= x[i+6] + return s +} + +func idxStorePlusOp(x []int32, i int, v int32) { + // 386: `ADDL\t[A-Z]+, 4\([A-Z]+\)\([A-Z]+\*4\)` + x[i+1] += v + // 386: `SUBL\t[A-Z]+, 8\([A-Z]+\)\([A-Z]+\*4\)` + x[i+2] -= v + // 386: `ANDL\t[A-Z]+, 12\([A-Z]+\)\([A-Z]+\*4\)` + x[i+3] &= v + // 386: `ORL\t[A-Z]+, 16\([A-Z]+\)\([A-Z]+\*4\)` + x[i+4] |= v + // 386: `XORL\t[A-Z]+, 20\([A-Z]+\)\([A-Z]+\*4\)` + x[i+5] ^= v + + // 386: `ADDL\t[$]77, 24\([A-Z]+\)\([A-Z]+\*4\)` + x[i+6] += 77 + // 386: `ANDL\t[$]77, 28\([A-Z]+\)\([A-Z]+\*4\)` + x[i+7] &= 77 + // 386: `ORL\t[$]77, 32\([A-Z]+\)\([A-Z]+\*4\)` + x[i+8] |= 77 + // 386: `XORL\t[$]77, 36\([A-Z]+\)\([A-Z]+\*4\)` + x[i+9] ^= 77 +} |