diff options
Diffstat (limited to 'test/codegen/rotate.go')
-rw-r--r-- | test/codegen/rotate.go | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/test/codegen/rotate.go b/test/codegen/rotate.go index 70489a2adc..204efaeafc 100644 --- a/test/codegen/rotate.go +++ b/test/codegen/rotate.go @@ -226,3 +226,26 @@ func checkMaskedRotate32(a []uint32, r int) { a[i] = bits.RotateLeft32(a[3], 4) & 0xFFF00FFF i++ } + +// combined arithmetic and rotate on arm64 +func checkArithmeticWithRotate(a *[1000]uint64) { + // arm64: "AND\tR[0-9]+@>51, R[0-9]+, R[0-9]+" + a[2] = a[1] & bits.RotateLeft64(a[0], 13) + // arm64: "ORR\tR[0-9]+@>51, R[0-9]+, R[0-9]+" + a[5] = a[4] | bits.RotateLeft64(a[3], 13) + // arm64: "EOR\tR[0-9]+@>51, R[0-9]+, R[0-9]+" + a[8] = a[7] ^ bits.RotateLeft64(a[6], 13) + // arm64: "MVN\tR[0-9]+@>51, R[0-9]+" + a[10] = ^bits.RotateLeft64(a[9], 13) + // arm64: "BIC\tR[0-9]+@>51, R[0-9]+, R[0-9]+" + a[13] = a[12] &^ bits.RotateLeft64(a[11], 13) + // arm64: "EON\tR[0-9]+@>51, R[0-9]+, R[0-9]+" + a[16] = a[15] ^ ^bits.RotateLeft64(a[14], 13) + // arm64: "ORN\tR[0-9]+@>51, R[0-9]+, R[0-9]+" + a[19] = a[18] | ^bits.RotateLeft64(a[17], 13) + // arm64: "TST\tR[0-9]+@>51, R[0-9]+" + if a[18]&bits.RotateLeft64(a[19], 13) == 0 { + a[20] = 1 + } + +} |