1 ; Test conversion of floating-point values to unsigned integers. 2 ; 3 ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z196 | FileCheck %s 4 5 ; Test f32->i32. 6 define i32 @f1(float %f) { 7 ; CHECK-LABEL: f1: 8 ; CHECK: clfebr %r2, 5, %f0, 0 9 ; CHECK: br %r14 10 %conv = fptoui float %f to i32 11 ret i32 %conv 12 } 13 14 ; Test f64->i32. 15 define i32 @f2(double %f) { 16 ; CHECK-LABEL: f2: 17 ; CHECK: clfdbr %r2, 5, %f0, 0 18 ; CHECK: br %r14 19 %conv = fptoui double %f to i32 20 ret i32 %conv 21 } 22 23 ; Test f128->i32. 24 define i32 @f3(fp128 *%src) { 25 ; CHECK-LABEL: f3: 26 ; CHECK-DAG: ld %f0, 0(%r2) 27 ; CHECK-DAG: ld %f2, 8(%r2) 28 ; CHECK: clfxbr %r2, 5, %f0, 0 29 ; CHECK: br %r14 30 %f = load fp128 , fp128 *%src 31 %conv = fptoui fp128 %f to i32 32 ret i32 %conv 33 } 34 35 ; Test f32->i64. 36 define i64 @f4(float %f) { 37 ; CHECK-LABEL: f4: 38 ; CHECK: clgebr %r2, 5, %f0, 0 39 ; CHECK: br %r14 40 %conv = fptoui float %f to i64 41 ret i64 %conv 42 } 43 44 ; Test f64->i64. 45 define i64 @f5(double %f) { 46 ; CHECK-LABEL: f5: 47 ; CHECK: clgdbr %r2, 5, %f0, 0 48 ; CHECK: br %r14 49 %conv = fptoui double %f to i64 50 ret i64 %conv 51 } 52 53 ; Test f128->i64. 54 define i64 @f6(fp128 *%src) { 55 ; CHECK-LABEL: f6: 56 ; CHECK-DAG: ld %f0, 0(%r2) 57 ; CHECK-DAG: ld %f2, 8(%r2) 58 ; CHECK: clgxbr %r2, 5, %f0, 0 59 ; CHECK: br %r14 60 %f = load fp128 , fp128 *%src 61 %conv = fptoui fp128 %f to i64 62 ret i64 %conv 63 } 64
