56 lines
2.5 KiB
LLVM
56 lines
2.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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; RUN: llc -verify-machineinstrs -stop-before=ppc-vsx-copy -vec-extabi \
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; RUN: -mcpu=pwr7 -mtriple powerpc64-ibm-aix-xcoff < %s | \
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; RUN: FileCheck %s
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;; Fixed vector arguments to variadic functions are passed differently than
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;; either arguments to non-variadic functions or arguments passed through
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;; ellipses.
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define double @callee(i32 signext %count, <4 x i32> %vsi, double %next, ...) {
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; CHECK-LABEL: name: callee
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; CHECK: bb.0.entry:
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; CHECK: liveins: $x8, $x9, $x10
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; CHECK: [[COPY:%[0-9]+]]:g8rc = COPY $x10
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; CHECK: [[COPY1:%[0-9]+]]:g8rc = COPY $x9
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; CHECK: [[COPY2:%[0-9]+]]:g8rc = COPY $x8
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; CHECK: STD [[COPY2]], 0, %fixed-stack.0 :: (store (s64) into %fixed-stack.0)
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; CHECK: STD [[COPY1]], 8, %fixed-stack.0 :: (store (s64) into %fixed-stack.0 + 8)
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; CHECK: STD [[COPY]], 16, %fixed-stack.0 :: (store (s64))
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; CHECK: LIFETIME_START %stack.0.arg_list
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; CHECK: [[ADDI8_:%[0-9]+]]:g8rc = ADDI8 %fixed-stack.0, 0
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; CHECK: STD killed [[ADDI8_]], 0, %stack.0.arg_list :: (store (s64) into %ir.0)
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; CHECK: [[ADDI8_1:%[0-9]+]]:g8rc = ADDI8 %fixed-stack.0, 15
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; CHECK: [[RLDICR:%[0-9]+]]:g8rc_and_g8rc_nox0 = RLDICR killed [[ADDI8_1]], 0, 59
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; CHECK: [[LI8_:%[0-9]+]]:g8rc = LI8 16
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; CHECK: [[XFLOADf64_:%[0-9]+]]:vsfrc = XFLOADf64 killed [[RLDICR]], killed [[LI8_]] :: (load (s64) from %ir.4, align 16)
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; CHECK: LIFETIME_END %stack.0.arg_list
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; CHECK: $f1 = COPY [[XFLOADf64_]]
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; CHECK: BLR8 implicit $lr8, implicit $rm, implicit $f1
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entry:
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%arg_list = alloca i8*, align 8
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%0 = bitcast i8** %arg_list to i8*
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call void @llvm.lifetime.start.p0i8(i64 8, i8* nonnull %0)
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call void @llvm.va_start(i8* nonnull %0)
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%argp.cur = load i8*, i8** %arg_list, align 8
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%1 = ptrtoint i8* %argp.cur to i64
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%2 = add i64 %1, 15
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%3 = and i64 %2, -16
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%argp.cur.aligned = inttoptr i64 %3 to i8*
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%argp.next = getelementptr inbounds i8, i8* %argp.cur.aligned, i64 16
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%argp.next3 = getelementptr inbounds i8, i8* %argp.cur.aligned, i64 24
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store i8* %argp.next3, i8** %arg_list, align 8
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%4 = bitcast i8* %argp.next to double*
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%5 = load double, double* %4, align 16
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call void @llvm.va_end(i8* nonnull %0)
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call void @llvm.lifetime.end.p0i8(i64 8, i8* nonnull %0)
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ret double %5
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}
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declare void @llvm.lifetime.start.p0i8(i64 immarg, i8* nocapture)
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declare void @llvm.va_start(i8*)
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declare void @llvm.va_end(i8*)
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declare void @llvm.lifetime.end.p0i8(i64 immarg, i8* nocapture)
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