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-rw-r--r--src/runtime/sys_plan9_amd64.s2
-rw-r--r--src/runtime/time_windows_amd64.s2
-rw-r--r--src/runtime/time_windows_arm64.s9
3 files changed, 5 insertions, 8 deletions
diff --git a/src/runtime/sys_plan9_amd64.s b/src/runtime/sys_plan9_amd64.s
index 731306ab44..068200b7f3 100644
--- a/src/runtime/sys_plan9_amd64.s
+++ b/src/runtime/sys_plan9_amd64.s
@@ -94,7 +94,7 @@ TEXT runtime·walltime(SB),NOSPLIT,$8-12
MOVQ 0(SP), AX
// generated code for
- // func f(x uint64) (uint64, uint64) { return x/1000000000, x%100000000 }
+ // func f(x uint64) (uint64, uint64) { return x/1000000000, x%1000000000 }
// adapted to reduce duplication
MOVQ AX, CX
MOVQ $1360296554856532783, AX
diff --git a/src/runtime/time_windows_amd64.s b/src/runtime/time_windows_amd64.s
index 045f64eb46..70f6a008cd 100644
--- a/src/runtime/time_windows_amd64.s
+++ b/src/runtime/time_windows_amd64.s
@@ -25,7 +25,7 @@ TEXT time·now(SB),NOSPLIT,$0-24
IMULQ $100, AX
// generated code for
- // func f(x uint64) (uint64, uint64) { return x/1000000000, x%100000000 }
+ // func f(x uint64) (uint64, uint64) { return x/1000000000, x%1000000000 }
// adapted to reduce duplication
MOVQ AX, CX
MOVQ $1360296554856532783, AX
diff --git a/src/runtime/time_windows_arm64.s b/src/runtime/time_windows_arm64.s
index e8a0eb2f93..ef5b848473 100644
--- a/src/runtime/time_windows_arm64.s
+++ b/src/runtime/time_windows_arm64.s
@@ -32,17 +32,14 @@ TEXT time·now(SB),NOSPLIT|NOFRAME,$0-24
// Code stolen from compiler output for:
//
// var x uint64
- // func f() (sec uint64, nsec uint32) { return x / 1000000000, uint32(x % 100000000) }
+ // func f() (sec uint64, nsec uint32) { return x / 1000000000, uint32(x % 1000000000) }
//
LSR $1, R0, R1
MOVD $-8543223759426509416, R2
- UMULH R2, R1, R1
+ UMULH R1, R2, R1
LSR $28, R1, R1
MOVD R1, sec+0(FP)
- MOVD $-6067343680855748867, R1
- UMULH R0, R1, R1
- LSR $26, R1, R1
- MOVD $100000000, R2
+ MOVD $1000000000, R2
MSUB R1, R0, R2, R0
MOVW R0, nsec+8(FP)
RET