1 ; Test f128 floating-point conversion to/from integers on z14. 2 ; 3 ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s 4 5 ; Test signed i32->f128. 6 define void @f1(i32 %i, fp128 *%dst) { 7 ; CHECK-LABEL: f1: 8 ; CHECK: cxfbr %f0, %r2 9 ; CHECK: vmrhg %v0, %v0, %v2 10 ; CHECK: vst %v0, 0(%r3) 11 ; CHECK: br %r14 12 %conv = sitofp i32 %i to fp128 13 store fp128 %conv, fp128 *%dst 14 ret void 15 } 16 17 ; Test signed i64->f128. 18 define void @f2(i64 %i, fp128 *%dst) { 19 ; CHECK-LABEL: f2: 20 ; CHECK: cxgbr %f0, %r2 21 ; CHECK: vmrhg %v0, %v0, %v2 22 ; CHECK: vst %v0, 0(%r3) 23 ; CHECK: br %r14 24 %conv = sitofp i64 %i to fp128 25 store fp128 %conv, fp128 *%dst 26 ret void 27 } 28 29 ; Test unsigned i32->f128. 30 define void @f3(i32 %i, fp128 *%dst) { 31 ; CHECK-LABEL: f3: 32 ; CHECK: cxlfbr %f0, 0, %r2, 0 33 ; CHECK: vmrhg %v0, %v0, %v2 34 ; CHECK: vst %v0, 0(%r3) 35 ; CHECK: br %r14 36 %conv = uitofp i32 %i to fp128 37 store fp128 %conv, fp128 *%dst 38 ret void 39 } 40 41 ; Test unsigned i64->f128. 42 define void @f4(i64 %i, fp128 *%dst) { 43 ; CHECK-LABEL: f4: 44 ; CHECK: cxlgbr %f0, 0, %r2, 0 45 ; CHECK: vmrhg %v0, %v0, %v2 46 ; CHECK: vst %v0, 0(%r3) 47 ; CHECK: br %r14 48 %conv = uitofp i64 %i to fp128 49 store fp128 %conv, fp128 *%dst 50 ret void 51 } 52 53 ; Test signed f128->i32. 54 define i32 @f5(fp128 *%src) { 55 ; CHECK-LABEL: f5: 56 ; CHECK: vl %v0, 0(%r2) 57 ; CHECK: vrepg %v2, %v0, 1 58 ; CHECK: cfxbr %r2, 5, %f0 59 ; CHECK: br %r14 60 %f = load fp128, fp128 *%src 61 %conv = fptosi fp128 %f to i32 62 ret i32 %conv 63 } 64 65 ; Test signed f128->i64. 66 define i64 @f6(fp128 *%src) { 67 ; CHECK-LABEL: f6: 68 ; CHECK: vl %v0, 0(%r2) 69 ; CHECK: vrepg %v2, %v0, 1 70 ; CHECK: cgxbr %r2, 5, %f0 71 ; CHECK: br %r14 72 %f = load fp128, fp128 *%src 73 %conv = fptosi fp128 %f to i64 74 ret i64 %conv 75 } 76 77 ; Test unsigned f128->i32. 78 define i32 @f7(fp128 *%src) { 79 ; CHECK-LABEL: f7: 80 ; CHECK: vl %v0, 0(%r2) 81 ; CHECK: vrepg %v2, %v0, 1 82 ; CHECK: clfxbr %r2, 5, %f0, 0 83 ; CHECK: br %r14 84 %f = load fp128, fp128 *%src 85 %conv = fptoui fp128 %f to i32 86 ret i32 %conv 87 } 88 89 ; Test unsigned f128->i64. 90 define i64 @f8(fp128 *%src) { 91 ; CHECK-LABEL: f8: 92 ; CHECK: vl %v0, 0(%r2) 93 ; CHECK: vrepg %v2, %v0, 1 94 ; CHECK: clgxbr %r2, 5, %f0, 0 95 ; CHECK: br %r14 96 %f = load fp128, fp128 *%src 97 %conv = fptoui fp128 %f to i64 98 ret i64 %conv 99 } 100
