1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2 ; RUN: llc -O0 -mtriple=powerpc64le-unknown-linux-gnu < %s | FileCheck %s 3 4 ; xscvdpsxds should NOT be emitted, since it saturates the result down to i64. 5 ; We can't use friz here because it may return -0.0 where the original code doesn't. 6 7 define float @f_i128_f(float %v) { 8 ; CHECK-LABEL: f_i128_f: 9 ; CHECK: # %bb.0: # %entry 10 ; CHECK-NEXT: mflr 0 11 ; CHECK-NEXT: std 0, 16(1) 12 ; CHECK-NEXT: stdu 1, -32(1) 13 ; CHECK-NEXT: .cfi_def_cfa_offset 32 14 ; CHECK-NEXT: .cfi_offset lr, 16 15 ; CHECK-NEXT: bl __fixsfti 16 ; CHECK-NEXT: nop 17 ; CHECK-NEXT: bl __floattisf 18 ; CHECK-NEXT: nop 19 ; CHECK-NEXT: addi 1, 1, 32 20 ; CHECK-NEXT: ld 0, 16(1) 21 ; CHECK-NEXT: mtlr 0 22 ; CHECK-NEXT: blr 23 entry: 24 %a = fptosi float %v to i128 25 %b = sitofp i128 %a to float 26 ret float %b 27 } 28 29 ; NSZ, so it's safe to friz. 30 31 define float @f_i128_fi_nsz(float %v) #0 { 32 ; CHECK-LABEL: f_i128_fi_nsz: 33 ; CHECK: # %bb.0: # %entry 34 ; CHECK-NEXT: friz 1, 1 35 ; CHECK-NEXT: blr 36 entry: 37 %a = fptosi float %v to i128 38 %b = sitofp i128 %a to float 39 ret float %b 40 } 41 42 attributes #0 = { "no-signed-zeros-fp-math"="true" } 43 44
