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|
; RUN: llc < %s -march=arm64 -aarch64-redzone | FileCheck %s
define void @store64(i64** nocapture %out, i64 %index, i64 %spacing) nounwind noinline ssp {
; CHECK-LABEL: store64:
; CHECK: str x{{[0-9+]}}, [x{{[0-9+]}}], #8
; CHECK: ret
%tmp = load i64*, i64** %out, align 8
%incdec.ptr = getelementptr inbounds i64, i64* %tmp, i64 1
store i64 %spacing, i64* %tmp, align 4
store i64* %incdec.ptr, i64** %out, align 8
ret void
}
define void @store32(i32** nocapture %out, i32 %index, i32 %spacing) nounwind noinline ssp {
; CHECK-LABEL: store32:
; CHECK: str w{{[0-9+]}}, [x{{[0-9+]}}], #4
; CHECK: ret
%tmp = load i32*, i32** %out, align 8
%incdec.ptr = getelementptr inbounds i32, i32* %tmp, i64 1
store i32 %spacing, i32* %tmp, align 4
store i32* %incdec.ptr, i32** %out, align 8
ret void
}
define void @store16(i16** nocapture %out, i16 %index, i16 %spacing) nounwind noinline ssp {
; CHECK-LABEL: store16:
; CHECK: strh w{{[0-9+]}}, [x{{[0-9+]}}], #2
; CHECK: ret
%tmp = load i16*, i16** %out, align 8
%incdec.ptr = getelementptr inbounds i16, i16* %tmp, i64 1
store i16 %spacing, i16* %tmp, align 4
store i16* %incdec.ptr, i16** %out, align 8
ret void
}
define void @store8(i8** nocapture %out, i8 %index, i8 %spacing) nounwind noinline ssp {
; CHECK-LABEL: store8:
; CHECK: strb w{{[0-9+]}}, [x{{[0-9+]}}], #1
; CHECK: ret
%tmp = load i8*, i8** %out, align 8
%incdec.ptr = getelementptr inbounds i8, i8* %tmp, i64 1
store i8 %spacing, i8* %tmp, align 4
store i8* %incdec.ptr, i8** %out, align 8
ret void
}
define void @truncst64to32(i32** nocapture %out, i32 %index, i64 %spacing) nounwind noinline ssp {
; CHECK-LABEL: truncst64to32:
; CHECK: str w{{[0-9+]}}, [x{{[0-9+]}}], #4
; CHECK: ret
%tmp = load i32*, i32** %out, align 8
%incdec.ptr = getelementptr inbounds i32, i32* %tmp, i64 1
%trunc = trunc i64 %spacing to i32
store i32 %trunc, i32* %tmp, align 4
store i32* %incdec.ptr, i32** %out, align 8
ret void
}
define void @truncst64to16(i16** nocapture %out, i16 %index, i64 %spacing) nounwind noinline ssp {
; CHECK-LABEL: truncst64to16:
; CHECK: strh w{{[0-9+]}}, [x{{[0-9+]}}], #2
; CHECK: ret
%tmp = load i16*, i16** %out, align 8
%incdec.ptr = getelementptr inbounds i16, i16* %tmp, i64 1
%trunc = trunc i64 %spacing to i16
store i16 %trunc, i16* %tmp, align 4
store i16* %incdec.ptr, i16** %out, align 8
ret void
}
define void @truncst64to8(i8** nocapture %out, i8 %index, i64 %spacing) nounwind noinline ssp {
; CHECK-LABEL: truncst64to8:
; CHECK: strb w{{[0-9+]}}, [x{{[0-9+]}}], #1
; CHECK: ret
%tmp = load i8*, i8** %out, align 8
%incdec.ptr = getelementptr inbounds i8, i8* %tmp, i64 1
%trunc = trunc i64 %spacing to i8
store i8 %trunc, i8* %tmp, align 4
store i8* %incdec.ptr, i8** %out, align 8
ret void
}
define void @storef32(float** nocapture %out, float %index, float %spacing) nounwind noinline ssp {
; CHECK-LABEL: storef32:
; CHECK: str s{{[0-9+]}}, [x{{[0-9+]}}], #4
; CHECK: ret
%tmp = load float*, float** %out, align 8
%incdec.ptr = getelementptr inbounds float, float* %tmp, i64 1
store float %spacing, float* %tmp, align 4
store float* %incdec.ptr, float** %out, align 8
ret void
}
define void @storef64(double** nocapture %out, double %index, double %spacing) nounwind noinline ssp {
; CHECK-LABEL: storef64:
; CHECK: str d{{[0-9+]}}, [x{{[0-9+]}}], #8
; CHECK: ret
%tmp = load double*, double** %out, align 8
%incdec.ptr = getelementptr inbounds double, double* %tmp, i64 1
store double %spacing, double* %tmp, align 4
store double* %incdec.ptr, double** %out, align 8
ret void
}
define double * @pref64(double** nocapture %out, double %spacing) nounwind noinline ssp {
; CHECK-LABEL: pref64:
; CHECK: ldr x0, [x0]
; CHECK-NEXT: str d0, [x0, #32]!
; CHECK-NEXT: ret
%tmp = load double*, double** %out, align 8
%ptr = getelementptr inbounds double, double* %tmp, i64 4
store double %spacing, double* %ptr, align 4
ret double *%ptr
}
define float * @pref32(float** nocapture %out, float %spacing) nounwind noinline ssp {
; CHECK-LABEL: pref32:
; CHECK: ldr x0, [x0]
; CHECK-NEXT: str s0, [x0, #12]!
; CHECK-NEXT: ret
%tmp = load float*, float** %out, align 8
%ptr = getelementptr inbounds float, float* %tmp, i64 3
store float %spacing, float* %ptr, align 4
ret float *%ptr
}
define i64 * @pre64(i64** nocapture %out, i64 %spacing) nounwind noinline ssp {
; CHECK-LABEL: pre64:
; CHECK: ldr x0, [x0]
; CHECK-NEXT: str x1, [x0, #16]!
; CHECK-NEXT: ret
%tmp = load i64*, i64** %out, align 8
%ptr = getelementptr inbounds i64, i64* %tmp, i64 2
store i64 %spacing, i64* %ptr, align 4
ret i64 *%ptr
}
define i32 * @pre32(i32** nocapture %out, i32 %spacing) nounwind noinline ssp {
; CHECK-LABEL: pre32:
; CHECK: ldr x0, [x0]
; CHECK-NEXT: str w1, [x0, #8]!
; CHECK-NEXT: ret
%tmp = load i32*, i32** %out, align 8
%ptr = getelementptr inbounds i32, i32* %tmp, i64 2
store i32 %spacing, i32* %ptr, align 4
ret i32 *%ptr
}
define i16 * @pre16(i16** nocapture %out, i16 %spacing) nounwind noinline ssp {
; CHECK-LABEL: pre16:
; CHECK: ldr x0, [x0]
; CHECK-NEXT: strh w1, [x0, #4]!
; CHECK-NEXT: ret
%tmp = load i16*, i16** %out, align 8
%ptr = getelementptr inbounds i16, i16* %tmp, i64 2
store i16 %spacing, i16* %ptr, align 4
ret i16 *%ptr
}
define i8 * @pre8(i8** nocapture %out, i8 %spacing) nounwind noinline ssp {
; CHECK-LABEL: pre8:
; CHECK: ldr x0, [x0]
; CHECK-NEXT: strb w1, [x0, #2]!
; CHECK-NEXT: ret
%tmp = load i8*, i8** %out, align 8
%ptr = getelementptr inbounds i8, i8* %tmp, i64 2
store i8 %spacing, i8* %ptr, align 4
ret i8 *%ptr
}
define i32 * @pretrunc64to32(i32** nocapture %out, i64 %spacing) nounwind noinline ssp {
; CHECK-LABEL: pretrunc64to32:
; CHECK: ldr x0, [x0]
; CHECK-NEXT: str w1, [x0, #8]!
; CHECK-NEXT: ret
%tmp = load i32*, i32** %out, align 8
%ptr = getelementptr inbounds i32, i32* %tmp, i64 2
%trunc = trunc i64 %spacing to i32
store i32 %trunc, i32* %ptr, align 4
ret i32 *%ptr
}
define i16 * @pretrunc64to16(i16** nocapture %out, i64 %spacing) nounwind noinline ssp {
; CHECK-LABEL: pretrunc64to16:
; CHECK: ldr x0, [x0]
; CHECK-NEXT: strh w1, [x0, #4]!
; CHECK-NEXT: ret
%tmp = load i16*, i16** %out, align 8
%ptr = getelementptr inbounds i16, i16* %tmp, i64 2
%trunc = trunc i64 %spacing to i16
store i16 %trunc, i16* %ptr, align 4
ret i16 *%ptr
}
define i8 * @pretrunc64to8(i8** nocapture %out, i64 %spacing) nounwind noinline ssp {
; CHECK-LABEL: pretrunc64to8:
; CHECK: ldr x0, [x0]
; CHECK-NEXT: strb w1, [x0, #2]!
; CHECK-NEXT: ret
%tmp = load i8*, i8** %out, align 8
%ptr = getelementptr inbounds i8, i8* %tmp, i64 2
%trunc = trunc i64 %spacing to i8
store i8 %trunc, i8* %ptr, align 4
ret i8 *%ptr
}
;-----
; Pre-indexed loads
;-----
define double* @preidxf64(double* %src, double* %out) {
; CHECK-LABEL: preidxf64:
; CHECK: ldr d0, [x0, #8]!
; CHECK: str d0, [x1]
; CHECK: ret
%ptr = getelementptr inbounds double, double* %src, i64 1
%tmp = load double, double* %ptr, align 4
store double %tmp, double* %out, align 4
ret double* %ptr
}
define float* @preidxf32(float* %src, float* %out) {
; CHECK-LABEL: preidxf32:
; CHECK: ldr s0, [x0, #4]!
; CHECK: str s0, [x1]
; CHECK: ret
%ptr = getelementptr inbounds float, float* %src, i64 1
%tmp = load float, float* %ptr, align 4
store float %tmp, float* %out, align 4
ret float* %ptr
}
define i64* @preidx64(i64* %src, i64* %out) {
; CHECK-LABEL: preidx64:
; CHECK: ldr x[[REG:[0-9]+]], [x0, #8]!
; CHECK: str x[[REG]], [x1]
; CHECK: ret
%ptr = getelementptr inbounds i64, i64* %src, i64 1
%tmp = load i64, i64* %ptr, align 4
store i64 %tmp, i64* %out, align 4
ret i64* %ptr
}
define i32* @preidx32(i32* %src, i32* %out) {
; CHECK: ldr w[[REG:[0-9]+]], [x0, #4]!
; CHECK: str w[[REG]], [x1]
; CHECK: ret
%ptr = getelementptr inbounds i32, i32* %src, i64 1
%tmp = load i32, i32* %ptr, align 4
store i32 %tmp, i32* %out, align 4
ret i32* %ptr
}
define i16* @preidx16zext32(i16* %src, i32* %out) {
; CHECK: ldrh w[[REG:[0-9]+]], [x0, #2]!
; CHECK: str w[[REG]], [x1]
; CHECK: ret
%ptr = getelementptr inbounds i16, i16* %src, i64 1
%tmp = load i16, i16* %ptr, align 4
%ext = zext i16 %tmp to i32
store i32 %ext, i32* %out, align 4
ret i16* %ptr
}
define i16* @preidx16zext64(i16* %src, i64* %out) {
; CHECK: ldrh w[[REG:[0-9]+]], [x0, #2]!
; CHECK: str x[[REG]], [x1]
; CHECK: ret
%ptr = getelementptr inbounds i16, i16* %src, i64 1
%tmp = load i16, i16* %ptr, align 4
%ext = zext i16 %tmp to i64
store i64 %ext, i64* %out, align 4
ret i16* %ptr
}
define i8* @preidx8zext32(i8* %src, i32* %out) {
; CHECK: ldrb w[[REG:[0-9]+]], [x0, #1]!
; CHECK: str w[[REG]], [x1]
; CHECK: ret
%ptr = getelementptr inbounds i8, i8* %src, i64 1
%tmp = load i8, i8* %ptr, align 4
%ext = zext i8 %tmp to i32
store i32 %ext, i32* %out, align 4
ret i8* %ptr
}
define i8* @preidx8zext64(i8* %src, i64* %out) {
; CHECK: ldrb w[[REG:[0-9]+]], [x0, #1]!
; CHECK: str x[[REG]], [x1]
; CHECK: ret
%ptr = getelementptr inbounds i8, i8* %src, i64 1
%tmp = load i8, i8* %ptr, align 4
%ext = zext i8 %tmp to i64
store i64 %ext, i64* %out, align 4
ret i8* %ptr
}
define i32* @preidx32sext64(i32* %src, i64* %out) {
; CHECK: ldrsw x[[REG:[0-9]+]], [x0, #4]!
; CHECK: str x[[REG]], [x1]
; CHECK: ret
%ptr = getelementptr inbounds i32, i32* %src, i64 1
%tmp = load i32, i32* %ptr, align 4
%ext = sext i32 %tmp to i64
store i64 %ext, i64* %out, align 8
ret i32* %ptr
}
define i16* @preidx16sext32(i16* %src, i32* %out) {
; CHECK: ldrsh w[[REG:[0-9]+]], [x0, #2]!
; CHECK: str w[[REG]], [x1]
; CHECK: ret
%ptr = getelementptr inbounds i16, i16* %src, i64 1
%tmp = load i16, i16* %ptr, align 4
%ext = sext i16 %tmp to i32
store i32 %ext, i32* %out, align 4
ret i16* %ptr
}
define i16* @preidx16sext64(i16* %src, i64* %out) {
; CHECK: ldrsh x[[REG:[0-9]+]], [x0, #2]!
; CHECK: str x[[REG]], [x1]
; CHECK: ret
%ptr = getelementptr inbounds i16, i16* %src, i64 1
%tmp = load i16, i16* %ptr, align 4
%ext = sext i16 %tmp to i64
store i64 %ext, i64* %out, align 4
ret i16* %ptr
}
define i8* @preidx8sext32(i8* %src, i32* %out) {
; CHECK: ldrsb w[[REG:[0-9]+]], [x0, #1]!
; CHECK: str w[[REG]], [x1]
; CHECK: ret
%ptr = getelementptr inbounds i8, i8* %src, i64 1
%tmp = load i8, i8* %ptr, align 4
%ext = sext i8 %tmp to i32
store i32 %ext, i32* %out, align 4
ret i8* %ptr
}
define i8* @preidx8sext64(i8* %src, i64* %out) {
; CHECK: ldrsb x[[REG:[0-9]+]], [x0, #1]!
; CHECK: str x[[REG]], [x1]
; CHECK: ret
%ptr = getelementptr inbounds i8, i8* %src, i64 1
%tmp = load i8, i8* %ptr, align 4
%ext = sext i8 %tmp to i64
store i64 %ext, i64* %out, align 4
ret i8* %ptr
}
; This test checks if illegal post-index is generated
define i64* @postidx_clobber(i64* %addr) nounwind noinline ssp {
; CHECK-LABEL: postidx_clobber:
; CHECK-NOT: str x0, [x0], #8
; ret
%paddr = bitcast i64* %addr to i64**
store i64* %addr, i64** %paddr
%newaddr = getelementptr i64, i64* %addr, i32 1
ret i64* %newaddr
}
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