Created
December 14, 2017 16:50
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Comparisong of string=="" vs len(string) == 0
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| "".TestEmpty STEXT nosplit size=22 args=0x18 locals=0x0 | |
| 0x0000 00000 (/home/shansen/foo.go:14) TEXT "".TestEmpty(SB), NOSPLIT, $0-24 | |
| 0x0000 00000 (/home/shansen/foo.go:14) FUNCDATA $0, gclocals·d4dc2f11db048877dbc0f60a22b4adb3(SB) | |
| 0x0000 00000 (/home/shansen/foo.go:14) FUNCDATA $1, gclocals·33cdeccccebe80329f1fdbee7f5874cb(SB) | |
| 0x0000 00000 (/home/shansen/foo.go:14) MOVQ "".val+16(SP), AX | |
| 0x0005 00005 (/home/shansen/foo.go:15) TESTQ AX, AX | |
| 0x0008 00008 (/home/shansen/foo.go:15) JNE 16 | |
| 0x000a 00010 (/home/shansen/foo.go:16) MOVB $1, "".~r1+24(SP) | |
| 0x000f 00015 (/home/shansen/foo.go:16) RET | |
| 0x0010 00016 (/home/shansen/foo.go:18) MOVB $0, "".~r1+24(SP) | |
| 0x0015 00021 (/home/shansen/foo.go:18) RET | |
| 0x0000 48 8b 44 24 10 48 85 c0 75 06 c6 44 24 18 01 c3 H.D$.H..u..D$... | |
| 0x0010 c6 44 24 18 00 c3 .D$... | |
| "".TestLen STEXT nosplit size=22 args=0x18 locals=0x0 | |
| 0x0000 00000 (/home/shansen/foo.go:21) TEXT "".TestLen(SB), NOSPLIT, $0-24 | |
| 0x0000 00000 (/home/shansen/foo.go:21) FUNCDATA $0, gclocals·d4dc2f11db048877dbc0f60a22b4adb3(SB) | |
| 0x0000 00000 (/home/shansen/foo.go:21) FUNCDATA $1, gclocals·33cdeccccebe80329f1fdbee7f5874cb(SB) | |
| 0x0000 00000 (/home/shansen/foo.go:21) MOVQ "".val+16(SP), AX | |
| 0x0005 00005 (/home/shansen/foo.go:22) TESTQ AX, AX | |
| 0x0008 00008 (/home/shansen/foo.go:22) JNE 16 | |
| 0x000a 00010 (/home/shansen/foo.go:23) MOVB $1, "".~r1+24(SP) | |
| 0x000f 00015 (/home/shansen/foo.go:23) RET | |
| 0x0010 00016 (/home/shansen/foo.go:25) MOVB $0, "".~r1+24(SP) | |
| 0x0015 00021 (/home/shansen/foo.go:25) RET | |
| 0x0000 48 8b 44 24 10 48 85 c0 75 06 c6 44 24 18 01 c3 H.D$.H..u..D$... | |
| 0x0010 c6 44 24 18 00 c3 .D$... | |
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