628 lines
16 KiB
LLVM
628 lines
16 KiB
LLVM
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; RUN: llc -mtriple=aarch64-apple-darwin -verify-machineinstrs < %s | FileCheck %s --check-prefix=CHECK --check-prefix=SDAG
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; RUN: llc -mtriple=aarch64-apple-darwin -fast-isel -fast-isel-abort=1 -verify-machineinstrs < %s | FileCheck %s --check-prefix=CHECK --check-prefix=FAST
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; Load / Store Base Register only
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define zeroext i1 @load_breg_i1(i1* %a) {
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; CHECK-LABEL: load_breg_i1
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; CHECK: ldrb {{w[0-9]+}}, [x0]
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%1 = load i1, i1* %a
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ret i1 %1
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}
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define zeroext i8 @load_breg_i8(i8* %a) {
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; CHECK-LABEL: load_breg_i8
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; CHECK: ldrb {{w[0-9]+}}, [x0]
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%1 = load i8, i8* %a
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ret i8 %1
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}
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define zeroext i16 @load_breg_i16(i16* %a) {
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; CHECK-LABEL: load_breg_i16
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; CHECK: ldrh {{w[0-9]+}}, [x0]
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%1 = load i16, i16* %a
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ret i16 %1
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}
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define i32 @load_breg_i32(i32* %a) {
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; CHECK-LABEL: load_breg_i32
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; CHECK: ldr {{w[0-9]+}}, [x0]
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%1 = load i32, i32* %a
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ret i32 %1
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}
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define i64 @load_breg_i64(i64* %a) {
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; CHECK-LABEL: load_breg_i64
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; CHECK: ldr {{x[0-9]+}}, [x0]
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%1 = load i64, i64* %a
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ret i64 %1
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}
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define float @load_breg_f32(float* %a) {
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; CHECK-LABEL: load_breg_f32
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; CHECK: ldr {{s[0-9]+}}, [x0]
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%1 = load float, float* %a
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ret float %1
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}
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define double @load_breg_f64(double* %a) {
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; CHECK-LABEL: load_breg_f64
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; CHECK: ldr {{d[0-9]+}}, [x0]
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%1 = load double, double* %a
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ret double %1
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}
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define void @store_breg_i1(i1* %a) {
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; CHECK-LABEL: store_breg_i1
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; CHECK: strb wzr, [x0]
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store i1 0, i1* %a
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ret void
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}
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define void @store_breg_i1_2(i1* %a) {
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; CHECK-LABEL: store_breg_i1_2
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; CHECK: strb {{w[0-9]+}}, [x0]
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store i1 true, i1* %a
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ret void
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}
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define void @store_breg_i8(i8* %a) {
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; CHECK-LABEL: store_breg_i8
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; CHECK: strb wzr, [x0]
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store i8 0, i8* %a
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ret void
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}
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define void @store_breg_i16(i16* %a) {
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; CHECK-LABEL: store_breg_i16
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; CHECK: strh wzr, [x0]
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store i16 0, i16* %a
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ret void
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}
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define void @store_breg_i32(i32* %a) {
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; CHECK-LABEL: store_breg_i32
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; CHECK: str wzr, [x0]
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store i32 0, i32* %a
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ret void
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}
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define void @store_breg_i64(i64* %a) {
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; CHECK-LABEL: store_breg_i64
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; CHECK: str xzr, [x0]
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store i64 0, i64* %a
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ret void
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}
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define void @store_breg_f32(float* %a) {
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; CHECK-LABEL: store_breg_f32
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; CHECK: str wzr, [x0]
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store float 0.0, float* %a
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ret void
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}
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define void @store_breg_f64(double* %a) {
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; CHECK-LABEL: store_breg_f64
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; CHECK: str xzr, [x0]
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store double 0.0, double* %a
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ret void
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}
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; Load Immediate
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define i32 @load_immoff_1() {
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; CHECK-LABEL: load_immoff_1
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; CHECK: mov {{w|x}}[[REG:[0-9]+]], #128
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; CHECK: ldr {{w[0-9]+}}, {{\[}}x[[REG]]{{\]}}
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%1 = inttoptr i64 128 to i32*
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%2 = load i32, i32* %1
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ret i32 %2
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}
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; Load / Store Base Register + Immediate Offset
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; Max supported negative offset
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define i32 @load_breg_immoff_1(i64 %a) {
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; CHECK-LABEL: load_breg_immoff_1
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; CHECK: ldur {{w[0-9]+}}, [x0, #-256]
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%1 = add i64 %a, -256
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%2 = inttoptr i64 %1 to i32*
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%3 = load i32, i32* %2
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ret i32 %3
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}
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; Min not-supported negative offset
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define i32 @load_breg_immoff_2(i64 %a) {
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; CHECK-LABEL: load_breg_immoff_2
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; CHECK: sub [[REG:x[0-9]+]], x0, #257
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; CHECK-NEXT: ldr {{w[0-9]+}}, {{\[}}[[REG]]{{\]}}
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%1 = add i64 %a, -257
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%2 = inttoptr i64 %1 to i32*
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%3 = load i32, i32* %2
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ret i32 %3
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}
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; Max supported unscaled offset
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define i32 @load_breg_immoff_3(i64 %a) {
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; CHECK-LABEL: load_breg_immoff_3
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; CHECK: ldur {{w[0-9]+}}, [x0, #255]
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%1 = add i64 %a, 255
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%2 = inttoptr i64 %1 to i32*
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%3 = load i32, i32* %2
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ret i32 %3
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}
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; Min un-supported unscaled offset
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define i32 @load_breg_immoff_4(i64 %a) {
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; CHECK-LABEL: load_breg_immoff_4
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; CHECK: add [[REG:x[0-9]+]], x0, #257
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; CHECK-NEXT: ldr {{w[0-9]+}}, {{\[}}[[REG]]{{\]}}
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%1 = add i64 %a, 257
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%2 = inttoptr i64 %1 to i32*
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%3 = load i32, i32* %2
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ret i32 %3
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}
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; Max supported scaled offset
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define i32 @load_breg_immoff_5(i64 %a) {
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; CHECK-LABEL: load_breg_immoff_5
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; CHECK: ldr {{w[0-9]+}}, [x0, #16380]
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%1 = add i64 %a, 16380
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%2 = inttoptr i64 %1 to i32*
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%3 = load i32, i32* %2
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ret i32 %3
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}
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; Min un-supported scaled offset
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define i32 @load_breg_immoff_6(i64 %a) {
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; SDAG-LABEL: load_breg_immoff_6
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; SDAG: mov w[[NUM:[0-9]+]], #16384
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; SDAG-NEXT: ldr {{w[0-9]+}}, [x0, x[[NUM]]]
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; FAST-LABEL: load_breg_immoff_6
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; FAST: add [[REG:x[0-9]+]], x0, #4, lsl #12
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; FAST-NEXT: ldr {{w[0-9]+}}, {{\[}}[[REG]]{{\]}}
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%1 = add i64 %a, 16384
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%2 = inttoptr i64 %1 to i32*
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%3 = load i32, i32* %2
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ret i32 %3
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}
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; Max supported negative offset
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define void @store_breg_immoff_1(i64 %a) {
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; CHECK-LABEL: store_breg_immoff_1
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; CHECK: stur wzr, [x0, #-256]
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%1 = add i64 %a, -256
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%2 = inttoptr i64 %1 to i32*
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store i32 0, i32* %2
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ret void
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}
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; Min not-supported negative offset
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define void @store_breg_immoff_2(i64 %a) {
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; CHECK-LABEL: store_breg_immoff_2
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; CHECK: sub [[REG:x[0-9]+]], x0, #257
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; CHECK-NEXT: str wzr, {{\[}}[[REG]]{{\]}}
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%1 = add i64 %a, -257
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%2 = inttoptr i64 %1 to i32*
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store i32 0, i32* %2
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ret void
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}
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; Max supported unscaled offset
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define void @store_breg_immoff_3(i64 %a) {
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; CHECK-LABEL: store_breg_immoff_3
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; CHECK: stur wzr, [x0, #255]
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%1 = add i64 %a, 255
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%2 = inttoptr i64 %1 to i32*
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store i32 0, i32* %2
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ret void
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}
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; Min un-supported unscaled offset
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define void @store_breg_immoff_4(i64 %a) {
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; CHECK-LABEL: store_breg_immoff_4
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; CHECK: add [[REG:x[0-9]+]], x0, #257
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; CHECK-NEXT: str wzr, {{\[}}[[REG]]{{\]}}
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%1 = add i64 %a, 257
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%2 = inttoptr i64 %1 to i32*
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store i32 0, i32* %2
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ret void
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}
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; Max supported scaled offset
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define void @store_breg_immoff_5(i64 %a) {
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; CHECK-LABEL: store_breg_immoff_5
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; CHECK: str wzr, [x0, #16380]
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%1 = add i64 %a, 16380
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%2 = inttoptr i64 %1 to i32*
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store i32 0, i32* %2
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ret void
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}
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; Min un-supported scaled offset
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define void @store_breg_immoff_6(i64 %a) {
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; SDAG-LABEL: store_breg_immoff_6
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; SDAG: mov w[[NUM:[0-9]+]], #16384
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; SDAG-NEXT: str wzr, [x0, x[[NUM]]]
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; FAST-LABEL: store_breg_immoff_6
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; FAST: add [[REG:x[0-9]+]], x0, #4, lsl #12
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; FAST-NEXT: str wzr, {{\[}}[[REG]]{{\]}}
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%1 = add i64 %a, 16384
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%2 = inttoptr i64 %1 to i32*
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store i32 0, i32* %2
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ret void
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}
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define i64 @load_breg_immoff_7(i64 %a) {
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; CHECK-LABEL: load_breg_immoff_7
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; CHECK: ldr {{x[0-9]+}}, [x0, #48]
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%1 = add i64 %a, 48
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%2 = inttoptr i64 %1 to i64*
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%3 = load i64, i64* %2
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ret i64 %3
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}
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; Flip add operands
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define i64 @load_breg_immoff_8(i64 %a) {
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; CHECK-LABEL: load_breg_immoff_8
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; CHECK: ldr {{x[0-9]+}}, [x0, #48]
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%1 = add i64 48, %a
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%2 = inttoptr i64 %1 to i64*
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%3 = load i64, i64* %2
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ret i64 %3
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}
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; Load Base Register + Register Offset
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define i64 @load_breg_offreg_1(i64 %a, i64 %b) {
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; CHECK-LABEL: load_breg_offreg_1
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; CHECK: ldr {{x[0-9]+}}, [x0, x1]
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%1 = add i64 %a, %b
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%2 = inttoptr i64 %1 to i64*
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%3 = load i64, i64* %2
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ret i64 %3
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}
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; Flip add operands
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define i64 @load_breg_offreg_2(i64 %a, i64 %b) {
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; CHECK-LABEL: load_breg_offreg_2
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; CHECK: ldr {{x[0-9]+}}, [x1, x0]
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%1 = add i64 %b, %a
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%2 = inttoptr i64 %1 to i64*
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%3 = load i64, i64* %2
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ret i64 %3
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}
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; Load Base Register + Register Offset + Immediate Offset
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define i64 @load_breg_offreg_immoff_1(i64 %a, i64 %b) {
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; CHECK-LABEL: load_breg_offreg_immoff_1
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; CHECK: add [[REG:x[0-9]+]], x0, x1
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; CHECK-NEXT: ldr x0, {{\[}}[[REG]], #48{{\]}}
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%1 = add i64 %a, %b
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%2 = add i64 %1, 48
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%3 = inttoptr i64 %2 to i64*
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%4 = load i64, i64* %3
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ret i64 %4
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}
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define i64 @load_breg_offreg_immoff_2(i64 %a, i64 %b) {
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; SDAG-LABEL: load_breg_offreg_immoff_2
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; SDAG: add [[REG1:x[0-9]+]], x0, x1
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; SDAG-NEXT: mov w[[NUM:[0-9]+]], #61440
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; SDAG-NEXT: ldr x0, {{\[}}[[REG1]], x[[NUM]]]
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; FAST-LABEL: load_breg_offreg_immoff_2
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; FAST: add [[REG:x[0-9]+]], x0, #15, lsl #12
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; FAST-NEXT: ldr x0, {{\[}}[[REG]], x1{{\]}}
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%1 = add i64 %a, %b
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%2 = add i64 %1, 61440
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%3 = inttoptr i64 %2 to i64*
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%4 = load i64, i64* %3
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ret i64 %4
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}
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; Load Scaled Register Offset
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define i32 @load_shift_offreg_1(i64 %a) {
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; CHECK-LABEL: load_shift_offreg_1
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; CHECK: lsl [[REG:x[0-9]+]], x0, #2
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; CHECK: ldr {{w[0-9]+}}, {{\[}}[[REG]]{{\]}}
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%1 = shl i64 %a, 2
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%2 = inttoptr i64 %1 to i32*
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%3 = load i32, i32* %2
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ret i32 %3
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}
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define i32 @load_mul_offreg_1(i64 %a) {
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; CHECK-LABEL: load_mul_offreg_1
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; CHECK: lsl [[REG:x[0-9]+]], x0, #2
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|
|
; CHECK: ldr {{w[0-9]+}}, {{\[}}[[REG]]{{\]}}
|
||
|
|
%1 = mul i64 %a, 4
|
||
|
|
%2 = inttoptr i64 %1 to i32*
|
||
|
|
%3 = load i32, i32* %2
|
||
|
|
ret i32 %3
|
||
|
|
}
|
||
|
|
|
||
|
|
; Load Base Register + Scaled Register Offset
|
||
|
|
define i32 @load_breg_shift_offreg_1(i64 %a, i64 %b) {
|
||
|
|
; CHECK-LABEL: load_breg_shift_offreg_1
|
||
|
|
; CHECK: ldr {{w[0-9]+}}, [x1, x0, lsl #2]
|
||
|
|
%1 = shl i64 %a, 2
|
||
|
|
%2 = add i64 %1, %b
|
||
|
|
%3 = inttoptr i64 %2 to i32*
|
||
|
|
%4 = load i32, i32* %3
|
||
|
|
ret i32 %4
|
||
|
|
}
|
||
|
|
|
||
|
|
define i32 @load_breg_shift_offreg_2(i64 %a, i64 %b) {
|
||
|
|
; CHECK-LABEL: load_breg_shift_offreg_2
|
||
|
|
; CHECK: ldr {{w[0-9]+}}, [x1, x0, lsl #2]
|
||
|
|
%1 = shl i64 %a, 2
|
||
|
|
%2 = add i64 %b, %1
|
||
|
|
%3 = inttoptr i64 %2 to i32*
|
||
|
|
%4 = load i32, i32* %3
|
||
|
|
ret i32 %4
|
||
|
|
}
|
||
|
|
|
||
|
|
define i32 @load_breg_shift_offreg_3(i64 %a, i64 %b) {
|
||
|
|
; SDAG-LABEL: load_breg_shift_offreg_3
|
||
|
|
; SDAG: lsl [[REG:x[0-9]+]], x0, #2
|
||
|
|
; SDAG-NEXT: ldr {{w[0-9]+}}, {{\[}}[[REG]], x1, lsl #2{{\]}}
|
||
|
|
; FAST-LABEL: load_breg_shift_offreg_3
|
||
|
|
; FAST: lsl [[REG:x[0-9]+]], x1, #2
|
||
|
|
; FAST-NEXT: ldr {{w[0-9]+}}, {{\[}}[[REG]], x0, lsl #2{{\]}}
|
||
|
|
%1 = shl i64 %a, 2
|
||
|
|
%2 = shl i64 %b, 2
|
||
|
|
%3 = add i64 %1, %2
|
||
|
|
%4 = inttoptr i64 %3 to i32*
|
||
|
|
%5 = load i32, i32* %4
|
||
|
|
ret i32 %5
|
||
|
|
}
|
||
|
|
|
||
|
|
define i32 @load_breg_shift_offreg_4(i64 %a, i64 %b) {
|
||
|
|
; SDAG-LABEL: load_breg_shift_offreg_4
|
||
|
|
; SDAG: lsl [[REG:x[0-9]+]], x1, #2
|
||
|
|
; SDAG-NEXT: ldr {{w[0-9]+}}, {{\[}}[[REG]], x0, lsl #2{{\]}}
|
||
|
|
; FAST-LABEL: load_breg_shift_offreg_4
|
||
|
|
; FAST: lsl [[REG:x[0-9]+]], x0, #2
|
||
|
|
; FAST-NEXT: ldr {{w[0-9]+}}, {{\[}}[[REG]], x1, lsl #2{{\]}}
|
||
|
|
%1 = shl i64 %a, 2
|
||
|
|
%2 = shl i64 %b, 2
|
||
|
|
%3 = add i64 %2, %1
|
||
|
|
%4 = inttoptr i64 %3 to i32*
|
||
|
|
%5 = load i32, i32* %4
|
||
|
|
ret i32 %5
|
||
|
|
}
|
||
|
|
|
||
|
|
define i32 @load_breg_shift_offreg_5(i64 %a, i64 %b) {
|
||
|
|
; SDAG-LABEL: load_breg_shift_offreg_5
|
||
|
|
; SDAG: lsl [[REG:x[0-9]+]], x1, #3
|
||
|
|
; SDAG-NEXT: ldr {{w[0-9]+}}, {{\[}}[[REG]], x0, lsl #2{{\]}}
|
||
|
|
; FAST-LABEL: load_breg_shift_offreg_5
|
||
|
|
; FAST: lsl [[REG:x[0-9]+]], x1, #3
|
||
|
|
; FAST-NEXT: ldr {{w[0-9]+}}, {{\[}}[[REG]], x0, lsl #2{{\]}}
|
||
|
|
%1 = shl i64 %a, 2
|
||
|
|
%2 = shl i64 %b, 3
|
||
|
|
%3 = add i64 %1, %2
|
||
|
|
%4 = inttoptr i64 %3 to i32*
|
||
|
|
%5 = load i32, i32* %4
|
||
|
|
ret i32 %5
|
||
|
|
}
|
||
|
|
|
||
|
|
define i32 @load_breg_mul_offreg_1(i64 %a, i64 %b) {
|
||
|
|
; CHECK-LABEL: load_breg_mul_offreg_1
|
||
|
|
; CHECK: ldr {{w[0-9]+}}, [x1, x0, lsl #2]
|
||
|
|
%1 = mul i64 %a, 4
|
||
|
|
%2 = add i64 %1, %b
|
||
|
|
%3 = inttoptr i64 %2 to i32*
|
||
|
|
%4 = load i32, i32* %3
|
||
|
|
ret i32 %4
|
||
|
|
}
|
||
|
|
|
||
|
|
define zeroext i8 @load_breg_and_offreg_1(i64 %a, i64 %b) {
|
||
|
|
; CHECK-LABEL: load_breg_and_offreg_1
|
||
|
|
; CHECK: ldrb {{w[0-9]+}}, [x1, w0, uxtw]
|
||
|
|
%1 = and i64 %a, 4294967295
|
||
|
|
%2 = add i64 %1, %b
|
||
|
|
%3 = inttoptr i64 %2 to i8*
|
||
|
|
%4 = load i8, i8* %3
|
||
|
|
ret i8 %4
|
||
|
|
}
|
||
|
|
|
||
|
|
define zeroext i16 @load_breg_and_offreg_2(i64 %a, i64 %b) {
|
||
|
|
; CHECK-LABEL: load_breg_and_offreg_2
|
||
|
|
; CHECK: ldrh {{w[0-9]+}}, [x1, w0, uxtw #1]
|
||
|
|
%1 = and i64 %a, 4294967295
|
||
|
|
%2 = shl i64 %1, 1
|
||
|
|
%3 = add i64 %2, %b
|
||
|
|
%4 = inttoptr i64 %3 to i16*
|
||
|
|
%5 = load i16, i16* %4
|
||
|
|
ret i16 %5
|
||
|
|
}
|
||
|
|
|
||
|
|
define i32 @load_breg_and_offreg_3(i64 %a, i64 %b) {
|
||
|
|
; CHECK-LABEL: load_breg_and_offreg_3
|
||
|
|
; CHECK: ldr {{w[0-9]+}}, [x1, w0, uxtw #2]
|
||
|
|
%1 = and i64 %a, 4294967295
|
||
|
|
%2 = shl i64 %1, 2
|
||
|
|
%3 = add i64 %2, %b
|
||
|
|
%4 = inttoptr i64 %3 to i32*
|
||
|
|
%5 = load i32, i32* %4
|
||
|
|
ret i32 %5
|
||
|
|
}
|
||
|
|
|
||
|
|
define i64 @load_breg_and_offreg_4(i64 %a, i64 %b) {
|
||
|
|
; CHECK-LABEL: load_breg_and_offreg_4
|
||
|
|
; CHECK: ldr {{x[0-9]+}}, [x1, w0, uxtw #3]
|
||
|
|
%1 = and i64 %a, 4294967295
|
||
|
|
%2 = shl i64 %1, 3
|
||
|
|
%3 = add i64 %2, %b
|
||
|
|
%4 = inttoptr i64 %3 to i64*
|
||
|
|
%5 = load i64, i64* %4
|
||
|
|
ret i64 %5
|
||
|
|
}
|
||
|
|
|
||
|
|
; Not all 'and' instructions have immediates.
|
||
|
|
define i64 @load_breg_and_offreg_5(i64 %a, i64 %b, i64 %c) {
|
||
|
|
; CHECK-LABEL: load_breg_and_offreg_5
|
||
|
|
; CHECK: and [[REG:x[0-9]+]], x0, x2
|
||
|
|
; CHECK-NEXT: ldr {{x[0-9]+}}, {{\[}}[[REG]], x1{{\]}}
|
||
|
|
%1 = and i64 %a, %c
|
||
|
|
%2 = add i64 %1, %b
|
||
|
|
%3 = inttoptr i64 %2 to i64*
|
||
|
|
%4 = load i64, i64* %3
|
||
|
|
ret i64 %4
|
||
|
|
}
|
||
|
|
|
||
|
|
define i64 @load_breg_and_offreg_6(i64 %a, i64 %b, i64 %c) {
|
||
|
|
; CHECK-LABEL: load_breg_and_offreg_6
|
||
|
|
; CHECK: and [[REG:x[0-9]+]], x0, x2
|
||
|
|
; CHECK-NEXT: ldr {{x[0-9]+}}, {{\[}}x1, [[REG]], lsl #3{{\]}}
|
||
|
|
%1 = and i64 %a, %c
|
||
|
|
%2 = shl i64 %1, 3
|
||
|
|
%3 = add i64 %2, %b
|
||
|
|
%4 = inttoptr i64 %3 to i64*
|
||
|
|
%5 = load i64, i64* %4
|
||
|
|
ret i64 %5
|
||
|
|
}
|
||
|
|
|
||
|
|
; Load Base Register + Scaled Register Offset + Sign/Zero extension
|
||
|
|
define i32 @load_breg_zext_shift_offreg_1(i32 %a, i64 %b) {
|
||
|
|
; CHECK-LABEL: load_breg_zext_shift_offreg_1
|
||
|
|
; CHECK: ldr {{w[0-9]+}}, [x1, w0, uxtw #2]
|
||
|
|
%1 = zext i32 %a to i64
|
||
|
|
%2 = shl i64 %1, 2
|
||
|
|
%3 = add i64 %2, %b
|
||
|
|
%4 = inttoptr i64 %3 to i32*
|
||
|
|
%5 = load i32, i32* %4
|
||
|
|
ret i32 %5
|
||
|
|
}
|
||
|
|
|
||
|
|
define i32 @load_breg_zext_shift_offreg_2(i32 %a, i64 %b) {
|
||
|
|
; CHECK-LABEL: load_breg_zext_shift_offreg_2
|
||
|
|
; CHECK: ldr {{w[0-9]+}}, [x1, w0, uxtw #2]
|
||
|
|
%1 = zext i32 %a to i64
|
||
|
|
%2 = shl i64 %1, 2
|
||
|
|
%3 = add i64 %b, %2
|
||
|
|
%4 = inttoptr i64 %3 to i32*
|
||
|
|
%5 = load i32, i32* %4
|
||
|
|
ret i32 %5
|
||
|
|
}
|
||
|
|
|
||
|
|
define i32 @load_breg_zext_mul_offreg_1(i32 %a, i64 %b) {
|
||
|
|
; CHECK-LABEL: load_breg_zext_mul_offreg_1
|
||
|
|
; CHECK: ldr {{w[0-9]+}}, [x1, w0, uxtw #2]
|
||
|
|
%1 = zext i32 %a to i64
|
||
|
|
%2 = mul i64 %1, 4
|
||
|
|
%3 = add i64 %2, %b
|
||
|
|
%4 = inttoptr i64 %3 to i32*
|
||
|
|
%5 = load i32, i32* %4
|
||
|
|
ret i32 %5
|
||
|
|
}
|
||
|
|
|
||
|
|
define i32 @load_breg_sext_shift_offreg_1(i32 %a, i64 %b) {
|
||
|
|
; CHECK-LABEL: load_breg_sext_shift_offreg_1
|
||
|
|
; CHECK: ldr {{w[0-9]+}}, [x1, w0, sxtw #2]
|
||
|
|
%1 = sext i32 %a to i64
|
||
|
|
%2 = shl i64 %1, 2
|
||
|
|
%3 = add i64 %2, %b
|
||
|
|
%4 = inttoptr i64 %3 to i32*
|
||
|
|
%5 = load i32, i32* %4
|
||
|
|
ret i32 %5
|
||
|
|
}
|
||
|
|
|
||
|
|
define i32 @load_breg_sext_shift_offreg_2(i32 %a, i64 %b) {
|
||
|
|
; CHECK-LABEL: load_breg_sext_shift_offreg_2
|
||
|
|
; CHECK: ldr {{w[0-9]+}}, [x1, w0, sxtw #2]
|
||
|
|
%1 = sext i32 %a to i64
|
||
|
|
%2 = shl i64 %1, 2
|
||
|
|
%3 = add i64 %b, %2
|
||
|
|
%4 = inttoptr i64 %3 to i32*
|
||
|
|
%5 = load i32, i32* %4
|
||
|
|
ret i32 %5
|
||
|
|
}
|
||
|
|
|
||
|
|
; Make sure that we don't drop the first 'add' instruction.
|
||
|
|
define i32 @load_breg_sext_shift_offreg_3(i32 %a, i64 %b) {
|
||
|
|
; CHECK-LABEL: load_breg_sext_shift_offreg_3
|
||
|
|
; CHECK: add [[REG:w[0-9]+]], w0, #4
|
||
|
|
; CHECK: ldr {{w[0-9]+}}, {{\[}}x1, [[REG]], sxtw #2{{\]}}
|
||
|
|
%1 = add i32 %a, 4
|
||
|
|
%2 = sext i32 %1 to i64
|
||
|
|
%3 = shl i64 %2, 2
|
||
|
|
%4 = add i64 %b, %3
|
||
|
|
%5 = inttoptr i64 %4 to i32*
|
||
|
|
%6 = load i32, i32* %5
|
||
|
|
ret i32 %6
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
define i32 @load_breg_sext_mul_offreg_1(i32 %a, i64 %b) {
|
||
|
|
; CHECK-LABEL: load_breg_sext_mul_offreg_1
|
||
|
|
; CHECK: ldr {{w[0-9]+}}, [x1, w0, sxtw #2]
|
||
|
|
%1 = sext i32 %a to i64
|
||
|
|
%2 = mul i64 %1, 4
|
||
|
|
%3 = add i64 %2, %b
|
||
|
|
%4 = inttoptr i64 %3 to i32*
|
||
|
|
%5 = load i32, i32* %4
|
||
|
|
ret i32 %5
|
||
|
|
}
|
||
|
|
|
||
|
|
; Load Scaled Register Offset + Immediate Offset + Sign/Zero extension
|
||
|
|
define i64 @load_sext_shift_offreg_imm1(i32 %a) {
|
||
|
|
; CHECK-LABEL: load_sext_shift_offreg_imm1
|
||
|
|
; CHECK: sbfiz [[REG:x[0-9]+]], {{x[0-9]+}}, #3, #32
|
||
|
|
; CHECK-NEXT: ldr {{x[0-9]+}}, {{\[}}[[REG]], #8{{\]}}
|
||
|
|
%1 = sext i32 %a to i64
|
||
|
|
%2 = shl i64 %1, 3
|
||
|
|
%3 = add i64 %2, 8
|
||
|
|
%4 = inttoptr i64 %3 to i64*
|
||
|
|
%5 = load i64, i64* %4
|
||
|
|
ret i64 %5
|
||
|
|
}
|
||
|
|
|
||
|
|
; Load Base Register + Scaled Register Offset + Immediate Offset + Sign/Zero extension
|
||
|
|
define i64 @load_breg_sext_shift_offreg_imm1(i32 %a, i64 %b) {
|
||
|
|
; CHECK-LABEL: load_breg_sext_shift_offreg_imm1
|
||
|
|
; CHECK: add [[REG:x[0-9]+]], x1, w0, sxtw #3
|
||
|
|
; CHECK-NEXT: ldr {{x[0-9]+}}, {{\[}}[[REG]], #8{{\]}}
|
||
|
|
%1 = sext i32 %a to i64
|
||
|
|
%2 = shl i64 %1, 3
|
||
|
|
%3 = add i64 %b, %2
|
||
|
|
%4 = add i64 %3, 8
|
||
|
|
%5 = inttoptr i64 %4 to i64*
|
||
|
|
%6 = load i64, i64* %5
|
||
|
|
ret i64 %6
|
||
|
|
}
|
||
|
|
|
||
|
|
; Test that the kill flag is not set - the machine instruction verifier does that for us.
|
||
|
|
define i64 @kill_reg(i64 %a) {
|
||
|
|
%1 = sub i64 %a, 8
|
||
|
|
%2 = add i64 %1, 96
|
||
|
|
%3 = inttoptr i64 %2 to i64*
|
||
|
|
%4 = load i64, i64* %3
|
||
|
|
%5 = add i64 %2, %4
|
||
|
|
ret i64 %5
|
||
|
|
}
|
||
|
|
|
||
|
|
define void @store_fi(i64 %i) {
|
||
|
|
; CHECK-LABEL: store_fi
|
||
|
|
; CHECK: mov [[REG:x[0-9]+]], sp
|
||
|
|
; CHECK: str {{w[0-9]+}}, {{\[}}[[REG]], x0, lsl #2{{\]}}
|
||
|
|
%1 = alloca [8 x i32]
|
||
|
|
%2 = ptrtoint [8 x i32]* %1 to i64
|
||
|
|
%3 = mul i64 %i, 4
|
||
|
|
%4 = add i64 %2, %3
|
||
|
|
%5 = inttoptr i64 %4 to i32*
|
||
|
|
store i32 47, i32* %5, align 4
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
define i32 @load_fi(i64 %i) {
|
||
|
|
; CHECK-LABEL: load_fi
|
||
|
|
; CHECK: mov [[REG:x[0-9]+]], sp
|
||
|
|
; CHECK: ldr {{w[0-9]+}}, {{\[}}[[REG]], x0, lsl #2{{\]}}
|
||
|
|
%1 = alloca [8 x i32]
|
||
|
|
%2 = ptrtoint [8 x i32]* %1 to i64
|
||
|
|
%3 = mul i64 %i, 4
|
||
|
|
%4 = add i64 %2, %3
|
||
|
|
%5 = inttoptr i64 %4 to i32*
|
||
|
|
%6 = load i32, i32* %5, align 4
|
||
|
|
ret i32 %6
|
||
|
|
}
|
||
|
|
|