Jonas Paulsson | 88c1cd8 | 2021-12-07 18:34:26 -0600 | [diff] [blame] | 1 | ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s |
| 2 | ; |
| 3 | ; Test that a spill/reload of a VR32/VR64 reg uses the FP opcode supporting |
| 4 | ; 20-bit displacement if needed and possible. |
| 5 | |
| 6 | define void @f1(i32 %arg, ...) { |
| 7 | ; CHECK-LABEL: f1: |
| 8 | ; CHECK-NOT: lay |
| 9 | ; CHECK: stdy %f0, 4400(%r15) |
| 10 | bb: |
| 11 | %i = alloca [4096 x i8] |
| 12 | ret void |
| 13 | } |
| 14 | |
| 15 | define void @f2(float %Arg) { |
| 16 | ; CHECK-LABEL: f2: |
| 17 | ; CHECK-NOT: lay |
| 18 | ; CHECK: stey %f0, 4172(%r15) |
| 19 | bb: |
| 20 | %i = alloca [1000 x float] |
Kai Nacke | a1710eb | 2022-10-11 20:59:16 +0000 | [diff] [blame] | 21 | %i2 = getelementptr inbounds [1000 x float], ptr %i, i64 0, i64 999 |
Jonas Paulsson | 88c1cd8 | 2021-12-07 18:34:26 -0600 | [diff] [blame] | 22 | br i1 undef, label %bb3, label %bb2 |
| 23 | |
| 24 | bb2: |
Kai Nacke | a1710eb | 2022-10-11 20:59:16 +0000 | [diff] [blame] | 25 | store float %Arg , ptr %i2 |
Jonas Paulsson | 88c1cd8 | 2021-12-07 18:34:26 -0600 | [diff] [blame] | 26 | br label %bb3 |
| 27 | |
| 28 | bb3: |
| 29 | ret void |
| 30 | } |
| 31 | |
Kai Nacke | a1710eb | 2022-10-11 20:59:16 +0000 | [diff] [blame] | 32 | define void @f3(ptr %Dst) { |
Jonas Paulsson | 88c1cd8 | 2021-12-07 18:34:26 -0600 | [diff] [blame] | 33 | ; CHECK-LABEL: f3: |
| 34 | ; CHECK-NOT: lay |
| 35 | ; CHECK: ldy %f0, 4168(%r15) |
| 36 | bb: |
| 37 | %i = alloca [500 x double] |
| 38 | br i1 undef, label %bb3, label %bb2 |
| 39 | |
| 40 | bb2: |
Kai Nacke | a1710eb | 2022-10-11 20:59:16 +0000 | [diff] [blame] | 41 | %i12 = getelementptr inbounds [500 x double], ptr %i, i64 0, i64 499 |
| 42 | %i13 = load double, ptr %i12 |
Jonas Paulsson | 88c1cd8 | 2021-12-07 18:34:26 -0600 | [diff] [blame] | 43 | %i14 = fdiv double %i13, 0.000000e+00 |
Kai Nacke | a1710eb | 2022-10-11 20:59:16 +0000 | [diff] [blame] | 44 | store double %i14, ptr %Dst |
Jonas Paulsson | 88c1cd8 | 2021-12-07 18:34:26 -0600 | [diff] [blame] | 45 | br label %bb3 |
| 46 | |
| 47 | bb3: |
| 48 | ret void |
| 49 | } |
| 50 | |
Kai Nacke | a1710eb | 2022-10-11 20:59:16 +0000 | [diff] [blame] | 51 | define void @f4(ptr %Dst) { |
Jonas Paulsson | 88c1cd8 | 2021-12-07 18:34:26 -0600 | [diff] [blame] | 52 | ; CHECK-LABEL: f4: |
| 53 | ; CHECK-NOT: lay |
| 54 | ; CHECK: ley %f0, 4172(%r15) |
| 55 | bb: |
| 56 | %i = alloca [1000 x float] |
| 57 | br i1 undef, label %bb3, label %bb2 |
| 58 | |
| 59 | bb2: |
Kai Nacke | a1710eb | 2022-10-11 20:59:16 +0000 | [diff] [blame] | 60 | %i12 = getelementptr inbounds [1000 x float], ptr %i, i64 0, i64 999 |
| 61 | %i13 = load float, ptr %i12 |
Jonas Paulsson | 88c1cd8 | 2021-12-07 18:34:26 -0600 | [diff] [blame] | 62 | %i14 = fdiv float %i13, 0.000000e+00 |
Kai Nacke | a1710eb | 2022-10-11 20:59:16 +0000 | [diff] [blame] | 63 | store float %i14, ptr %Dst |
Jonas Paulsson | 88c1cd8 | 2021-12-07 18:34:26 -0600 | [diff] [blame] | 64 | br label %bb3 |
| 65 | |
| 66 | bb3: |
| 67 | ret void |
| 68 | } |