1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s -mtriple=aarch64-windows -verify-machineinstrs | FileCheck %s --check-prefixes=DAGISEL 3; RUN: llc < %s -mtriple=aarch64-windows -verify-machineinstrs -O0 -fast-isel | FileCheck %s --check-prefixes=O0,FASTISEL 4; RUN: llc < %s -mtriple=aarch64-windows -verify-machineinstrs -O0 -global-isel | FileCheck %s --check-prefixes=O0,GISEL 5 6define win64cc void @float_va_fn(float %a, i32 %b, ...) nounwind { 7; DAGISEL-LABEL: float_va_fn: 8; DAGISEL: // %bb.0: // %entry 9; DAGISEL-NEXT: str x30, [sp, #-64]! // 8-byte Folded Spill 10; DAGISEL-NEXT: add x8, sp, #16 11; DAGISEL-NEXT: fmov s0, w0 12; DAGISEL-NEXT: add x0, sp, #16 13; DAGISEL-NEXT: stp x3, x4, [sp, #24] 14; DAGISEL-NEXT: stp x5, x6, [sp, #40] 15; DAGISEL-NEXT: stp x8, x2, [sp, #8] 16; DAGISEL-NEXT: str x7, [sp, #56] 17; DAGISEL-NEXT: bl f_va_list 18; DAGISEL-NEXT: ldr x30, [sp], #64 // 8-byte Folded Reload 19; DAGISEL-NEXT: ret 20; 21; O0-LABEL: float_va_fn: 22; O0: // %bb.0: // %entry 23; O0-NEXT: sub sp, sp, #80 24; O0-NEXT: str x30, [sp, #16] // 8-byte Folded Spill 25; O0-NEXT: str x7, [sp, #72] 26; O0-NEXT: str x6, [sp, #64] 27; O0-NEXT: str x5, [sp, #56] 28; O0-NEXT: str x4, [sp, #48] 29; O0-NEXT: str x3, [sp, #40] 30; O0-NEXT: str x2, [sp, #32] 31; O0-NEXT: fmov s0, w0 32; O0-NEXT: add x8, sp, #32 33; O0-NEXT: str x8, [sp, #8] 34; O0-NEXT: ldr x0, [sp, #8] 35; O0-NEXT: bl f_va_list 36; O0-NEXT: ldr x30, [sp, #16] // 8-byte Folded Reload 37; O0-NEXT: add sp, sp, #80 38; O0-NEXT: ret 39entry: 40 %ap = alloca i8*, align 8 41 %0 = bitcast i8** %ap to i8* 42 call void @llvm.lifetime.start.p0i8(i64 8, i8* nonnull %0) 43 call void @llvm.va_start(i8* nonnull %0) 44 %1 = load i8*, i8** %ap, align 8 45 call void @f_va_list(float %a, i8* %1) 46 call void @llvm.va_end(i8* nonnull %0) 47 call void @llvm.lifetime.end.p0i8(i64 8, i8* nonnull %0) 48 ret void 49} 50 51declare void @llvm.lifetime.start.p0i8(i64 immarg, i8* nocapture) 52declare void @llvm.va_start(i8*) 53declare void @f_va_list(float, i8*) 54declare void @llvm.va_end(i8*) 55declare void @llvm.lifetime.end.p0i8(i64 immarg, i8* nocapture) 56 57define win64cc void @double_va_fn(double %a, i32 %b, ...) nounwind { 58; DAGISEL-LABEL: double_va_fn: 59; DAGISEL: // %bb.0: // %entry 60; DAGISEL-NEXT: str x30, [sp, #-64]! // 8-byte Folded Spill 61; DAGISEL-NEXT: add x8, sp, #16 62; DAGISEL-NEXT: fmov d0, x0 63; DAGISEL-NEXT: add x0, sp, #16 64; DAGISEL-NEXT: stp x3, x4, [sp, #24] 65; DAGISEL-NEXT: stp x5, x6, [sp, #40] 66; DAGISEL-NEXT: stp x8, x2, [sp, #8] 67; DAGISEL-NEXT: str x7, [sp, #56] 68; DAGISEL-NEXT: bl d_va_list 69; DAGISEL-NEXT: ldr x30, [sp], #64 // 8-byte Folded Reload 70; DAGISEL-NEXT: ret 71; 72; O0-LABEL: double_va_fn: 73; O0: // %bb.0: // %entry 74; O0-NEXT: sub sp, sp, #80 75; O0-NEXT: str x30, [sp, #16] // 8-byte Folded Spill 76; O0-NEXT: str x7, [sp, #72] 77; O0-NEXT: str x6, [sp, #64] 78; O0-NEXT: str x5, [sp, #56] 79; O0-NEXT: str x4, [sp, #48] 80; O0-NEXT: str x3, [sp, #40] 81; O0-NEXT: str x2, [sp, #32] 82; O0-NEXT: fmov d0, x0 83; O0-NEXT: add x8, sp, #32 84; O0-NEXT: str x8, [sp, #8] 85; O0-NEXT: ldr x0, [sp, #8] 86; O0-NEXT: bl d_va_list 87; O0-NEXT: ldr x30, [sp, #16] // 8-byte Folded Reload 88; O0-NEXT: add sp, sp, #80 89; O0-NEXT: ret 90entry: 91 %ap = alloca i8*, align 8 92 %0 = bitcast i8** %ap to i8* 93 call void @llvm.lifetime.start.p0i8(i64 8, i8* nonnull %0) 94 call void @llvm.va_start(i8* nonnull %0) 95 %1 = load i8*, i8** %ap, align 8 96 call void @d_va_list(double %a, i8* %1) 97 call void @llvm.va_end(i8* nonnull %0) 98 call void @llvm.lifetime.end.p0i8(i64 8, i8* nonnull %0) 99 ret void 100} 101 102declare void @d_va_list(double, i8*) 103 104define void @call_f_va() nounwind { 105; DAGISEL-LABEL: call_f_va: 106; DAGISEL: // %bb.0: // %entry 107; DAGISEL-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill 108; DAGISEL-NEXT: mov w0, #1065353216 109; DAGISEL-NEXT: mov w1, #2 110; DAGISEL-NEXT: mov x2, #4613937818241073152 111; DAGISEL-NEXT: mov w3, #4 112; DAGISEL-NEXT: bl other_f_va_fn 113; DAGISEL-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload 114; DAGISEL-NEXT: ret 115; 116; FASTISEL-LABEL: call_f_va: 117; FASTISEL: // %bb.0: // %entry 118; FASTISEL-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill 119; FASTISEL-NEXT: mov w0, #1065353216 120; FASTISEL-NEXT: mov w1, #2 121; FASTISEL-NEXT: mov x2, #4613937818241073152 122; FASTISEL-NEXT: mov w3, #4 123; FASTISEL-NEXT: bl other_f_va_fn 124; FASTISEL-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload 125; FASTISEL-NEXT: ret 126; 127; GISEL-LABEL: call_f_va: 128; GISEL: // %bb.0: // %entry 129; GISEL-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill 130; GISEL-NEXT: fmov s0, #1.00000000 131; GISEL-NEXT: fmov w0, s0 132; GISEL-NEXT: mov w1, #2 133; GISEL-NEXT: fmov d0, #3.00000000 134; GISEL-NEXT: fmov x2, d0 135; GISEL-NEXT: mov w3, #4 136; GISEL-NEXT: bl other_f_va_fn 137; GISEL-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload 138; GISEL-NEXT: ret 139entry: 140 tail call win64cc void (float, i32, ...) @other_f_va_fn(float 1.000000e+00, i32 2, double 3.000000e+00, i32 4) 141 ret void 142} 143 144declare win64cc void @other_f_va_fn(float, i32, ...) 145 146define void @call_d_va() nounwind { 147; DAGISEL-LABEL: call_d_va: 148; DAGISEL: // %bb.0: // %entry 149; DAGISEL-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill 150; DAGISEL-NEXT: mov x0, #4607182418800017408 151; DAGISEL-NEXT: mov w1, #2 152; DAGISEL-NEXT: mov x2, #4613937818241073152 153; DAGISEL-NEXT: mov w3, #4 154; DAGISEL-NEXT: bl other_d_va_fn 155; DAGISEL-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload 156; DAGISEL-NEXT: ret 157; 158; FASTISEL-LABEL: call_d_va: 159; FASTISEL: // %bb.0: // %entry 160; FASTISEL-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill 161; FASTISEL-NEXT: mov x0, #4607182418800017408 162; FASTISEL-NEXT: mov w1, #2 163; FASTISEL-NEXT: mov x2, #4613937818241073152 164; FASTISEL-NEXT: mov w3, #4 165; FASTISEL-NEXT: bl other_d_va_fn 166; FASTISEL-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload 167; FASTISEL-NEXT: ret 168; 169; GISEL-LABEL: call_d_va: 170; GISEL: // %bb.0: // %entry 171; GISEL-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill 172; GISEL-NEXT: fmov d0, #1.00000000 173; GISEL-NEXT: fmov x0, d0 174; GISEL-NEXT: mov w1, #2 175; GISEL-NEXT: fmov d0, #3.00000000 176; GISEL-NEXT: fmov x2, d0 177; GISEL-NEXT: mov w3, #4 178; GISEL-NEXT: bl other_d_va_fn 179; GISEL-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload 180; GISEL-NEXT: ret 181entry: 182 tail call win64cc void (double, i32, ...) @other_d_va_fn(double 1.000000e+00, i32 2, double 3.000000e+00, i32 4) 183 ret void 184} 185 186declare win64cc void @other_d_va_fn(double, i32, ...) 187 188define void @call_d_non_va() nounwind { 189; DAGISEL-LABEL: call_d_non_va: 190; DAGISEL: // %bb.0: // %entry 191; DAGISEL-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill 192; DAGISEL-NEXT: fmov d0, #1.00000000 193; DAGISEL-NEXT: fmov d1, #3.00000000 194; DAGISEL-NEXT: mov w0, #2 195; DAGISEL-NEXT: mov w1, #4 196; DAGISEL-NEXT: bl other_d_non_va_fn 197; DAGISEL-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload 198; DAGISEL-NEXT: ret 199; 200; O0-LABEL: call_d_non_va: 201; O0: // %bb.0: // %entry 202; O0-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill 203; O0-NEXT: fmov d0, #1.00000000 204; O0-NEXT: mov w0, #2 205; O0-NEXT: fmov d1, #3.00000000 206; O0-NEXT: mov w1, #4 207; O0-NEXT: bl other_d_non_va_fn 208; O0-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload 209; O0-NEXT: ret 210entry: 211 tail call win64cc void (double, i32, double, i32) @other_d_non_va_fn(double 1.000000e+00, i32 2, double 3.000000e+00, i32 4) 212 ret void 213} 214 215declare win64cc void @other_d_non_va_fn(double, i32, double, i32) 216