2017-08-02 06:20:41 +08:00
|
|
|
; RUN: llc -relocation-model pic < %s | FileCheck %s
|
2017-05-17 21:25:09 +08:00
|
|
|
|
|
|
|
|
; CHECK-LABEL: fred
|
|
|
|
|
; CHECK: stwux 1, 1, 0
|
|
|
|
|
; Save R31..R29 via R0:
|
|
|
|
|
; CHECK: addic 0, 0, -4
|
|
|
|
|
; CHECK: stwx 31, 0, 0
|
|
|
|
|
; CHECK: addic 0, 0, -4
|
|
|
|
|
; CHECK: stwx 30, 0, 0
|
|
|
|
|
; CHECK: addic 0, 0, -4
|
|
|
|
|
; CHECK: stwx 29, 0, 0
|
|
|
|
|
; Set R29 back to the value of R0 from before the updates:
|
|
|
|
|
; CHECK: addic 29, 0, 12
|
|
|
|
|
; Save CR through R12 using R29 as the stack pointer (aligned base pointer).
|
|
|
|
|
; CHECK: mfcr 12
|
|
|
|
|
; CHECK: stw 28, -16(29)
|
|
|
|
|
; CHECK: stw 12, -20(29)
|
|
|
|
|
|
|
|
|
|
target datalayout = "E-m:e-p:32:32-i64:64-n32"
|
|
|
|
|
target triple = "powerpc-unknown-freebsd"
|
|
|
|
|
|
|
|
|
|
; Function Attrs: norecurse readnone sspstrong
|
|
|
|
|
define i64 @fred(double %a0) local_unnamed_addr #0 {
|
|
|
|
|
b1:
|
|
|
|
|
%v2 = alloca i64, align 128
|
|
|
|
|
store i64 0, i64* %v2
|
|
|
|
|
%v3 = fcmp olt double %a0, 0x43E0000000000000
|
|
|
|
|
br i1 %v3, label %b4, label %b8
|
|
|
|
|
|
|
|
|
|
b4: ; preds = %b1
|
|
|
|
|
%v5 = fcmp olt double %a0, 0xC3E0000000000000
|
|
|
|
|
%v6 = fptosi double %a0 to i64
|
|
|
|
|
store i64 %v6, i64* %v2
|
|
|
|
|
%v7 = select i1 %v5, i64 -9223372036854775808, i64 %v6
|
|
|
|
|
br label %b15
|
|
|
|
|
|
|
|
|
|
b8: ; preds = %b1
|
|
|
|
|
%v9 = fcmp olt double %a0, 0x43F0000000000000
|
|
|
|
|
br i1 %v9, label %b10, label %b12
|
|
|
|
|
|
|
|
|
|
b10: ; preds = %b8
|
|
|
|
|
%v11 = fptoui double %a0 to i64
|
|
|
|
|
br label %b15
|
|
|
|
|
|
|
|
|
|
b12: ; preds = %b8
|
|
|
|
|
%v13 = fcmp ogt double %a0, 0.000000e+00
|
|
|
|
|
%v14 = sext i1 %v13 to i64
|
|
|
|
|
br label %b15
|
|
|
|
|
|
|
|
|
|
b15: ; preds = %b12, %b10, %b4
|
|
|
|
|
%v16 = phi i64 [ %v7, %b4 ], [ %v11, %b10 ], [ %v14, %b12 ]
|
|
|
|
|
%v17 = load i64, i64* %v2
|
|
|
|
|
%v18 = add i64 %v17, %v16
|
|
|
|
|
ret i64 %v18
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
attributes #0 = { norecurse readnone sspstrong "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "stack-protector-buffer-size"="8" "target-cpu"="ppc" }
|
