1; Test 32-bit floating-point loads for z13. 2; 3; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s 4 5; Test that we use LDE instead of LE - low end of the LE range. 6define float @f1(float *%src) { 7; CHECK-LABEL: f1: 8; CHECK: lde %f0, 0(%r2) 9; CHECK: br %r14 10 %val = load float, float *%src 11 ret float %val 12} 13 14; Test that we use LDE instead of LE - high end of the LE range. 15define float @f2(float *%src) { 16; CHECK-LABEL: f2: 17; CHECK: lde %f0, 4092(%r2) 18; CHECK: br %r14 19 %ptr = getelementptr float, float *%src, i64 1023 20 %val = load float, float *%ptr 21 ret float %val 22} 23 24; Check the next word up, which should use LEY instead of LDE. 25define float @f3(float *%src) { 26; CHECK-LABEL: f3: 27; CHECK: ley %f0, 4096(%r2) 28; CHECK: br %r14 29 %ptr = getelementptr float, float *%src, i64 1024 30 %val = load float, float *%ptr 31 ret float %val 32} 33 34; Check the high end of the aligned LEY range. 35define float @f4(float *%src) { 36; CHECK-LABEL: f4: 37; CHECK: ley %f0, 524284(%r2) 38; CHECK: br %r14 39 %ptr = getelementptr float, float *%src, i64 131071 40 %val = load float, float *%ptr 41 ret float %val 42} 43 44; Check the next word up, which needs separate address logic. 45; Other sequences besides this one would be OK. 46define float @f5(float *%src) { 47; CHECK-LABEL: f5: 48; CHECK: agfi %r2, 524288 49; CHECK: lde %f0, 0(%r2) 50; CHECK: br %r14 51 %ptr = getelementptr float, float *%src, i64 131072 52 %val = load float, float *%ptr 53 ret float %val 54} 55 56; Check the high end of the negative aligned LEY range. 57define float @f6(float *%src) { 58; CHECK-LABEL: f6: 59; CHECK: ley %f0, -4(%r2) 60; CHECK: br %r14 61 %ptr = getelementptr float, float *%src, i64 -1 62 %val = load float, float *%ptr 63 ret float %val 64} 65 66; Check the low end of the LEY range. 67define float @f7(float *%src) { 68; CHECK-LABEL: f7: 69; CHECK: ley %f0, -524288(%r2) 70; CHECK: br %r14 71 %ptr = getelementptr float, float *%src, i64 -131072 72 %val = load float, float *%ptr 73 ret float %val 74} 75 76; Check the next word down, which needs separate address logic. 77; Other sequences besides this one would be OK. 78define float @f8(float *%src) { 79; CHECK-LABEL: f8: 80; CHECK: agfi %r2, -524292 81; CHECK: lde %f0, 0(%r2) 82; CHECK: br %r14 83 %ptr = getelementptr float, float *%src, i64 -131073 84 %val = load float, float *%ptr 85 ret float %val 86} 87 88; Check that LDE allows an index. 89define float @f9(i64 %src, i64 %index) { 90; CHECK-LABEL: f9: 91; CHECK: lde %f0, 4092({{%r3,%r2|%r2,%r3}}) 92; CHECK: br %r14 93 %add1 = add i64 %src, %index 94 %add2 = add i64 %add1, 4092 95 %ptr = inttoptr i64 %add2 to float * 96 %val = load float, float *%ptr 97 ret float %val 98} 99 100; Check that LEY allows an index. 101define float @f10(i64 %src, i64 %index) { 102; CHECK-LABEL: f10: 103; CHECK: ley %f0, 4096({{%r3,%r2|%r2,%r3}}) 104; CHECK: br %r14 105 %add1 = add i64 %src, %index 106 %add2 = add i64 %add1, 4096 107 %ptr = inttoptr i64 %add2 to float * 108 %val = load float, float *%ptr 109 ret float %val 110} 111