1 ; RUN: llc -relocation-model pic < %s | FileCheck %s 2 3 ; CHECK-LABEL: fred 4 ; CHECK: stwux 1, 1, 0 5 ; Save R31..R29 via R0: 6 ; CHECK: addic 0, 0, -12 7 ; CHECK: stwx 31, 0, 0 8 ; CHECK: addic 0, 0, -4 9 ; CHECK: stwx 30, 0, 0 10 ; CHECK: addic 0, 0, -4 11 ; CHECK: stwx 29, 0, 0 12 ; Set R29 back to the value of R0 from before the updates: 13 ; CHECK: addic 29, 0, 20 14 ; Save CR through R12 using R29 as the stack pointer (aligned base pointer). 15 ; CHECK: mfcr 12 16 ; CHECK: stw 28, -24(29) 17 ; CHECK: stw 12, -28(29) 18 19 target datalayout = "E-m:e-p:32:32-i64:64-n32" 20 target triple = "powerpc-unknown-freebsd" 21 22 ; Function Attrs: norecurse readnone sspstrong 23 define i64 @fred(double %a0) local_unnamed_addr #0 { 24 b1: 25 %v2 = alloca i64, align 128 26 store i64 0, i64* %v2 27 %a1 = tail call double asm "fadd $0, $1, $2", "=f,f,f,~{cr2}"(double %a0, double %a0) 28 %v3 = fcmp olt double %a1, 0x43E0000000000000 29 br i1 %v3, label %b4, label %b8 30 31 b4: ; preds = %b1 32 %v5 = fcmp olt double %a0, 0xC3E0000000000000 33 %v6 = fptosi double %a0 to i64 34 store i64 %v6, i64* %v2 35 %v7 = select i1 %v5, i64 -9223372036854775808, i64 %v6 36 br label %b15 37 38 b8: ; preds = %b1 39 %v9 = fcmp olt double %a0, 0x43F0000000000000 40 br i1 %v9, label %b10, label %b12 41 42 b10: ; preds = %b8 43 %v11 = fptoui double %a0 to i64 44 br label %b15 45 46 b12: ; preds = %b8 47 %v13 = fcmp ogt double %a0, 0.000000e+00 48 %v14 = sext i1 %v13 to i64 49 br label %b15 50 51 b15: ; preds = %b12, %b10, %b4 52 %v16 = phi i64 [ %v7, %b4 ], [ %v11, %b10 ], [ %v14, %b12 ] 53 %v17 = load i64, i64* %v2 54 %v18 = add i64 %v17, %v16 55 ret i64 %v18 56 } 57 58 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" } 59
