129 lines
4.4 KiB
LLVM
129 lines
4.4 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=aarch64-linux-gnu | FileCheck %s
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; RUN: llc < %s --global-isel=1 -mtriple=aarch64-apple-darwin | FileCheck %s --check-prefix=DARWIN
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define win64cc void @pass_va(i32 %count, ...) nounwind {
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; CHECK-LABEL: pass_va:
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; CHECK: // %bb.0: // %entry
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; CHECK-NEXT: sub sp, sp, #96
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; CHECK-NEXT: add x8, sp, #40
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; CHECK-NEXT: add x0, sp, #40
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; CHECK-NEXT: stp x30, x18, [sp, #16] // 16-byte Folded Spill
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; CHECK-NEXT: stp x1, x2, [sp, #40]
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; CHECK-NEXT: stp x3, x4, [sp, #56]
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; CHECK-NEXT: stp x5, x6, [sp, #72]
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; CHECK-NEXT: str x7, [sp, #88]
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; CHECK-NEXT: str x8, [sp, #8]
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; CHECK-NEXT: bl other_func
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; CHECK-NEXT: ldp x30, x18, [sp, #16] // 16-byte Folded Reload
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; CHECK-NEXT: add sp, sp, #96
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; CHECK-NEXT: ret
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;
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; DARWIN-LABEL: pass_va:
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; DARWIN: ; %bb.0: ; %entry
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; DARWIN-NEXT: str x18, [sp, #-96]! ; 8-byte Folded Spill
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; DARWIN-NEXT: add x8, sp, #8
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; DARWIN-NEXT: add x9, sp, #40
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; DARWIN-NEXT: stp x29, x30, [sp, #16] ; 16-byte Folded Spill
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; DARWIN-NEXT: str x9, [x8]
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; DARWIN-NEXT: ldr x0, [sp, #8]
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; DARWIN-NEXT: stp x1, x2, [sp, #40]
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; DARWIN-NEXT: stp x3, x4, [sp, #56]
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; DARWIN-NEXT: stp x5, x6, [sp, #72]
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; DARWIN-NEXT: str x7, [sp, #88]
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; DARWIN-NEXT: bl _other_func
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; DARWIN-NEXT: ldp x29, x30, [sp, #16] ; 16-byte Folded Reload
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; DARWIN-NEXT: ldr x18, [sp], #96 ; 8-byte Folded Reload
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; DARWIN-NEXT: ret
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entry:
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%ap = alloca ptr, align 8
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call void @llvm.va_start(ptr %ap)
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%ap2 = load ptr, ptr %ap, align 8
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call void @other_func(ptr %ap2)
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ret void
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}
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declare void @other_func(ptr) local_unnamed_addr
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declare void @llvm.va_start(ptr) nounwind
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declare void @llvm.va_copy(ptr, ptr) nounwind
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define win64cc ptr @f9(i64 %a0, i64 %a1, i64 %a2, i64 %a3, i64 %a4, i64 %a5, i64 %a6, i64 %a7, i64 %a8, ...) nounwind {
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; CHECK-LABEL: f9:
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; CHECK: // %bb.0: // %entry
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; CHECK-NEXT: str x18, [sp, #-16]! // 8-byte Folded Spill
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; CHECK-NEXT: add x8, sp, #24
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; CHECK-NEXT: add x0, sp, #24
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; CHECK-NEXT: str x8, [sp, #8]
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; CHECK-NEXT: ldr x18, [sp], #16 // 8-byte Folded Reload
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; CHECK-NEXT: ret
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;
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; DARWIN-LABEL: f9:
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; DARWIN: ; %bb.0: ; %entry
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; DARWIN-NEXT: str x18, [sp, #-16]! ; 8-byte Folded Spill
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; DARWIN-NEXT: add x8, sp, #8
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; DARWIN-NEXT: add x9, sp, #24
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; DARWIN-NEXT: str x9, [x8]
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; DARWIN-NEXT: ldr x0, [sp, #8]
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; DARWIN-NEXT: ldr x18, [sp], #16 ; 8-byte Folded Reload
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; DARWIN-NEXT: ret
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entry:
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%ap = alloca ptr, align 8
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call void @llvm.va_start(ptr %ap)
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%ap2 = load ptr, ptr %ap, align 8
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ret ptr %ap2
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}
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define win64cc ptr @f8(i64 %a0, i64 %a1, i64 %a2, i64 %a3, i64 %a4, i64 %a5, i64 %a6, i64 %a7, ...) nounwind {
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; CHECK-LABEL: f8:
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; CHECK: // %bb.0: // %entry
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; CHECK-NEXT: str x18, [sp, #-16]! // 8-byte Folded Spill
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; CHECK-NEXT: add x8, sp, #16
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; CHECK-NEXT: add x0, sp, #16
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; CHECK-NEXT: str x8, [sp, #8]
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; CHECK-NEXT: ldr x18, [sp], #16 // 8-byte Folded Reload
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; CHECK-NEXT: ret
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;
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; DARWIN-LABEL: f8:
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; DARWIN: ; %bb.0: ; %entry
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; DARWIN-NEXT: str x18, [sp, #-16]! ; 8-byte Folded Spill
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; DARWIN-NEXT: add x8, sp, #8
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; DARWIN-NEXT: add x9, sp, #16
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; DARWIN-NEXT: str x9, [x8]
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; DARWIN-NEXT: ldr x0, [sp, #8]
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; DARWIN-NEXT: ldr x18, [sp], #16 ; 8-byte Folded Reload
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; DARWIN-NEXT: ret
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entry:
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%ap = alloca ptr, align 8
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call void @llvm.va_start(ptr %ap)
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%ap2 = load ptr, ptr %ap, align 8
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ret ptr %ap2
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}
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define win64cc ptr @f7(i64 %a0, i64 %a1, i64 %a2, i64 %a3, i64 %a4, i64 %a5, i64 %a6, ...) nounwind {
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; CHECK-LABEL: f7:
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; CHECK: // %bb.0: // %entry
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; CHECK-NEXT: str x18, [sp, #-32]! // 8-byte Folded Spill
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; CHECK-NEXT: add x8, sp, #24
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; CHECK-NEXT: add x0, sp, #24
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; CHECK-NEXT: str x7, [sp, #24]
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; CHECK-NEXT: str x8, [sp, #8]
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; CHECK-NEXT: ldr x18, [sp], #32 // 8-byte Folded Reload
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; CHECK-NEXT: ret
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;
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; DARWIN-LABEL: f7:
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; DARWIN: ; %bb.0: ; %entry
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; DARWIN-NEXT: str x18, [sp, #-32]! ; 8-byte Folded Spill
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; DARWIN-NEXT: add x8, sp, #8
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; DARWIN-NEXT: add x9, sp, #24
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; DARWIN-NEXT: str x7, [sp, #24]
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; DARWIN-NEXT: str x9, [x8]
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; DARWIN-NEXT: ldr x0, [sp, #8]
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; DARWIN-NEXT: ldr x18, [sp], #32 ; 8-byte Folded Reload
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; DARWIN-NEXT: ret
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entry:
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%ap = alloca ptr, align 8
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call void @llvm.va_start(ptr %ap)
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%ap2 = load ptr, ptr %ap, align 8
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ret ptr %ap2
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}
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