diff options
Diffstat (limited to 'test/codegen/mathbits.go')
| -rw-r--r-- | test/codegen/mathbits.go | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/test/codegen/mathbits.go b/test/codegen/mathbits.go index aecd84a78b..50527fea04 100644 --- a/test/codegen/mathbits.go +++ b/test/codegen/mathbits.go @@ -272,7 +272,8 @@ func RotateLeftVariable32(n uint32, m int) uint32 { // ------------------------ // func TrailingZeros(n uint) int { - // amd64:"BSFQ","MOVL\t\\$64","CMOVQEQ" + // amd64/v1,amd64/v2:"BSFQ","MOVL\t\\$64","CMOVQEQ" + // amd64/v3:"TZCNTQ" // arm:"CLZ" // arm64:"RBIT","CLZ" // s390x:"FLOGR" @@ -285,7 +286,8 @@ func TrailingZeros(n uint) int { } func TrailingZeros64(n uint64) int { - // amd64:"BSFQ","MOVL\t\\$64","CMOVQEQ" + // amd64/v1,amd64/v2:"BSFQ","MOVL\t\\$64","CMOVQEQ" + // amd64/v3:"TZCNTQ" // arm64:"RBIT","CLZ" // s390x:"FLOGR" // ppc64/power8:"ANDN","POPCNTD" @@ -303,7 +305,8 @@ func TrailingZeros64Subtract(n uint64) int { } func TrailingZeros32(n uint32) int { - // amd64:"BTSQ\\t\\$32","BSFQ" + // amd64/v1,amd64/v2:"BTSQ\\t\\$32","BSFQ" + // amd64/v3:"TZCNTL" // arm:"CLZ" // arm64:"RBITW","CLZW" // s390x:"FLOGR","MOVWZ" @@ -343,7 +346,8 @@ func TrailingZeros8(n uint8) int { func IterateBits(n uint) int { i := 0 for n != 0 { - // amd64:"BSFQ",-"CMOVEQ" + // amd64/v1,amd64/v2:"BSFQ",-"CMOVEQ" + // amd64/v3:"TZCNTQ" i += bits.TrailingZeros(n) n &= n - 1 } @@ -353,7 +357,8 @@ func IterateBits(n uint) int { func IterateBits64(n uint64) int { i := 0 for n != 0 { - // amd64:"BSFQ",-"CMOVEQ" + // amd64/v1,amd64/v2:"BSFQ",-"CMOVEQ" + // amd64/v3:"TZCNTQ" i += bits.TrailingZeros64(n) n &= n - 1 } @@ -363,7 +368,8 @@ func IterateBits64(n uint64) int { func IterateBits32(n uint32) int { i := 0 for n != 0 { - // amd64:"BSFL",-"BTSQ" + // amd64/v1,amd64/v2:"BSFL",-"BTSQ" + // amd64/v3:"TZCNTL" i += bits.TrailingZeros32(n) n &= n - 1 } @@ -373,7 +379,8 @@ func IterateBits32(n uint32) int { func IterateBits16(n uint16) int { i := 0 for n != 0 { - // amd64:"BSFL",-"BTSL" + // amd64/v1,amd64/v2:"BSFL",-"BTSL" + // amd64/v3:"TZCNTL" // arm64:"RBITW","CLZW",-"ORR" i += bits.TrailingZeros16(n) n &= n - 1 @@ -384,7 +391,8 @@ func IterateBits16(n uint16) int { func IterateBits8(n uint8) int { i := 0 for n != 0 { - // amd64:"BSFL",-"BTSL" + // amd64/v1,amd64/v2:"BSFL",-"BTSL" + // amd64/v3:"TZCNTL" // arm64:"RBITW","CLZW",-"ORR" i += bits.TrailingZeros8(n) n &= n - 1 |