| ; RUN: llc -mtriple=aarch64-apple-darwin -verify-machineinstrs < %s | FileCheck %s --check-prefix=CHECK --check-prefix=SDAG |
| ; RUN: llc -mtriple=aarch64-apple-darwin -fast-isel -fast-isel-abort=1 -verify-machineinstrs < %s | FileCheck %s --check-prefix=CHECK --check-prefix=FAST |
| |
| ; Load / Store Base Register only |
| define zeroext i1 @load_breg_i1(i1* %a) { |
| ; CHECK-LABEL: load_breg_i1 |
| ; CHECK: ldrb {{w[0-9]+}}, [x0] |
| %1 = load i1, i1* %a |
| ret i1 %1 |
| } |
| |
| define zeroext i8 @load_breg_i8(i8* %a) { |
| ; CHECK-LABEL: load_breg_i8 |
| ; CHECK: ldrb {{w[0-9]+}}, [x0] |
| %1 = load i8, i8* %a |
| ret i8 %1 |
| } |
| |
| define zeroext i16 @load_breg_i16(i16* %a) { |
| ; CHECK-LABEL: load_breg_i16 |
| ; CHECK: ldrh {{w[0-9]+}}, [x0] |
| %1 = load i16, i16* %a |
| ret i16 %1 |
| } |
| |
| define i32 @load_breg_i32(i32* %a) { |
| ; CHECK-LABEL: load_breg_i32 |
| ; CHECK: ldr {{w[0-9]+}}, [x0] |
| %1 = load i32, i32* %a |
| ret i32 %1 |
| } |
| |
| define i64 @load_breg_i64(i64* %a) { |
| ; CHECK-LABEL: load_breg_i64 |
| ; CHECK: ldr {{x[0-9]+}}, [x0] |
| %1 = load i64, i64* %a |
| ret i64 %1 |
| } |
| |
| define float @load_breg_f32(float* %a) { |
| ; CHECK-LABEL: load_breg_f32 |
| ; CHECK: ldr {{s[0-9]+}}, [x0] |
| %1 = load float, float* %a |
| ret float %1 |
| } |
| |
| define double @load_breg_f64(double* %a) { |
| ; CHECK-LABEL: load_breg_f64 |
| ; CHECK: ldr {{d[0-9]+}}, [x0] |
| %1 = load double, double* %a |
| ret double %1 |
| } |
| |
| define void @store_breg_i1(i1* %a) { |
| ; CHECK-LABEL: store_breg_i1 |
| ; CHECK: strb wzr, [x0] |
| store i1 0, i1* %a |
| ret void |
| } |
| |
| define void @store_breg_i1_2(i1* %a) { |
| ; CHECK-LABEL: store_breg_i1_2 |
| ; CHECK: strb {{w[0-9]+}}, [x0] |
| store i1 true, i1* %a |
| ret void |
| } |
| |
| define void @store_breg_i8(i8* %a) { |
| ; CHECK-LABEL: store_breg_i8 |
| ; CHECK: strb wzr, [x0] |
| store i8 0, i8* %a |
| ret void |
| } |
| |
| define void @store_breg_i16(i16* %a) { |
| ; CHECK-LABEL: store_breg_i16 |
| ; CHECK: strh wzr, [x0] |
| store i16 0, i16* %a |
| ret void |
| } |
| |
| define void @store_breg_i32(i32* %a) { |
| ; CHECK-LABEL: store_breg_i32 |
| ; CHECK: str wzr, [x0] |
| store i32 0, i32* %a |
| ret void |
| } |
| |
| define void @store_breg_i64(i64* %a) { |
| ; CHECK-LABEL: store_breg_i64 |
| ; CHECK: str xzr, [x0] |
| store i64 0, i64* %a |
| ret void |
| } |
| |
| define void @store_breg_f32(float* %a) { |
| ; CHECK-LABEL: store_breg_f32 |
| ; CHECK: str wzr, [x0] |
| store float 0.0, float* %a |
| ret void |
| } |
| |
| define void @store_breg_f64(double* %a) { |
| ; CHECK-LABEL: store_breg_f64 |
| ; CHECK: str xzr, [x0] |
| store double 0.0, double* %a |
| ret void |
| } |
| |
| ; Load Immediate |
| define i32 @load_immoff_1() { |
| ; CHECK-LABEL: load_immoff_1 |
| ; CHECK: orr {{w|x}}[[REG:[0-9]+]], {{wzr|xzr}}, #0x80 |
| ; CHECK: ldr {{w[0-9]+}}, {{\[}}x[[REG]]{{\]}} |
| %1 = inttoptr i64 128 to i32* |
| %2 = load i32, i32* %1 |
| ret i32 %2 |
| } |
| |
| ; Load / Store Base Register + Immediate Offset |
| ; Max supported negative offset |
| define i32 @load_breg_immoff_1(i64 %a) { |
| ; CHECK-LABEL: load_breg_immoff_1 |
| ; CHECK: ldur {{w[0-9]+}}, [x0, #-256] |
| %1 = add i64 %a, -256 |
| %2 = inttoptr i64 %1 to i32* |
| %3 = load i32, i32* %2 |
| ret i32 %3 |
| } |
| |
| ; Min not-supported negative offset |
| define i32 @load_breg_immoff_2(i64 %a) { |
| ; CHECK-LABEL: load_breg_immoff_2 |
| ; CHECK: sub [[REG:x[0-9]+]], x0, #257 |
| ; CHECK-NEXT: ldr {{w[0-9]+}}, {{\[}}[[REG]]{{\]}} |
| %1 = add i64 %a, -257 |
| %2 = inttoptr i64 %1 to i32* |
| %3 = load i32, i32* %2 |
| ret i32 %3 |
| } |
| |
| ; Max supported unscaled offset |
| define i32 @load_breg_immoff_3(i64 %a) { |
| ; CHECK-LABEL: load_breg_immoff_3 |
| ; CHECK: ldur {{w[0-9]+}}, [x0, #255] |
| %1 = add i64 %a, 255 |
| %2 = inttoptr i64 %1 to i32* |
| %3 = load i32, i32* %2 |
| ret i32 %3 |
| } |
| |
| ; Min un-supported unscaled offset |
| define i32 @load_breg_immoff_4(i64 %a) { |
| ; CHECK-LABEL: load_breg_immoff_4 |
| ; CHECK: add [[REG:x[0-9]+]], x0, #257 |
| ; CHECK-NEXT: ldr {{w[0-9]+}}, {{\[}}[[REG]]{{\]}} |
| %1 = add i64 %a, 257 |
| %2 = inttoptr i64 %1 to i32* |
| %3 = load i32, i32* %2 |
| ret i32 %3 |
| } |
| |
| ; Max supported scaled offset |
| define i32 @load_breg_immoff_5(i64 %a) { |
| ; CHECK-LABEL: load_breg_immoff_5 |
| ; CHECK: ldr {{w[0-9]+}}, [x0, #16380] |
| %1 = add i64 %a, 16380 |
| %2 = inttoptr i64 %1 to i32* |
| %3 = load i32, i32* %2 |
| ret i32 %3 |
| } |
| |
| ; Min un-supported scaled offset |
| define i32 @load_breg_immoff_6(i64 %a) { |
| ; SDAG-LABEL: load_breg_immoff_6 |
| ; SDAG: orr w[[NUM:[0-9]+]], wzr, #0x4000 |
| ; SDAG-NEXT: ldr {{w[0-9]+}}, [x0, x[[NUM]]] |
| ; FAST-LABEL: load_breg_immoff_6 |
| ; FAST: add [[REG:x[0-9]+]], x0, #4, lsl #12 |
| ; FAST-NEXT: ldr {{w[0-9]+}}, {{\[}}[[REG]]{{\]}} |
| %1 = add i64 %a, 16384 |
| %2 = inttoptr i64 %1 to i32* |
| %3 = load i32, i32* %2 |
| ret i32 %3 |
| } |
| |
| ; Max supported negative offset |
| define void @store_breg_immoff_1(i64 %a) { |
| ; CHECK-LABEL: store_breg_immoff_1 |
| ; CHECK: stur wzr, [x0, #-256] |
| %1 = add i64 %a, -256 |
| %2 = inttoptr i64 %1 to i32* |
| store i32 0, i32* %2 |
| ret void |
| } |
| |
| ; Min not-supported negative offset |
| define void @store_breg_immoff_2(i64 %a) { |
| ; CHECK-LABEL: store_breg_immoff_2 |
| ; CHECK: sub [[REG:x[0-9]+]], x0, #257 |
| ; CHECK-NEXT: str wzr, {{\[}}[[REG]]{{\]}} |
| %1 = add i64 %a, -257 |
| %2 = inttoptr i64 %1 to i32* |
| store i32 0, i32* %2 |
| ret void |
| } |
| |
| ; Max supported unscaled offset |
| define void @store_breg_immoff_3(i64 %a) { |
| ; CHECK-LABEL: store_breg_immoff_3 |
| ; CHECK: stur wzr, [x0, #255] |
| %1 = add i64 %a, 255 |
| %2 = inttoptr i64 %1 to i32* |
| store i32 0, i32* %2 |
| ret void |
| } |
| |
| ; Min un-supported unscaled offset |
| define void @store_breg_immoff_4(i64 %a) { |
| ; CHECK-LABEL: store_breg_immoff_4 |
| ; CHECK: add [[REG:x[0-9]+]], x0, #257 |
| ; CHECK-NEXT: str wzr, {{\[}}[[REG]]{{\]}} |
| %1 = add i64 %a, 257 |
| %2 = inttoptr i64 %1 to i32* |
| store i32 0, i32* %2 |
| ret void |
| } |
| |
| ; Max supported scaled offset |
| define void @store_breg_immoff_5(i64 %a) { |
| ; CHECK-LABEL: store_breg_immoff_5 |
| ; CHECK: str wzr, [x0, #16380] |
| %1 = add i64 %a, 16380 |
| %2 = inttoptr i64 %1 to i32* |
| store i32 0, i32* %2 |
| ret void |
| } |
| |
| ; Min un-supported scaled offset |
| define void @store_breg_immoff_6(i64 %a) { |
| ; SDAG-LABEL: store_breg_immoff_6 |
| ; SDAG: orr w[[NUM:[0-9]+]], wzr, #0x4000 |
| ; SDAG-NEXT: str wzr, [x0, x[[NUM]]] |
| ; FAST-LABEL: store_breg_immoff_6 |
| ; FAST: add [[REG:x[0-9]+]], x0, #4, lsl #12 |
| ; FAST-NEXT: str wzr, {{\[}}[[REG]]{{\]}} |
| %1 = add i64 %a, 16384 |
| %2 = inttoptr i64 %1 to i32* |
| store i32 0, i32* %2 |
| ret void |
| } |
| |
| define i64 @load_breg_immoff_7(i64 %a) { |
| ; CHECK-LABEL: load_breg_immoff_7 |
| ; CHECK: ldr {{x[0-9]+}}, [x0, #48] |
| %1 = add i64 %a, 48 |
| %2 = inttoptr i64 %1 to i64* |
| %3 = load i64, i64* %2 |
| ret i64 %3 |
| } |
| |
| ; Flip add operands |
| define i64 @load_breg_immoff_8(i64 %a) { |
| ; CHECK-LABEL: load_breg_immoff_8 |
| ; CHECK: ldr {{x[0-9]+}}, [x0, #48] |
| %1 = add i64 48, %a |
| %2 = inttoptr i64 %1 to i64* |
| %3 = load i64, i64* %2 |
| ret i64 %3 |
| } |
| |
| ; Load Base Register + Register Offset |
| define i64 @load_breg_offreg_1(i64 %a, i64 %b) { |
| ; CHECK-LABEL: load_breg_offreg_1 |
| ; CHECK: ldr {{x[0-9]+}}, [x0, x1] |
| %1 = add i64 %a, %b |
| %2 = inttoptr i64 %1 to i64* |
| %3 = load i64, i64* %2 |
| ret i64 %3 |
| } |
| |
| ; Flip add operands |
| define i64 @load_breg_offreg_2(i64 %a, i64 %b) { |
| ; CHECK-LABEL: load_breg_offreg_2 |
| ; CHECK: ldr {{x[0-9]+}}, [x1, x0] |
| %1 = add i64 %b, %a |
| %2 = inttoptr i64 %1 to i64* |
| %3 = load i64, i64* %2 |
| ret i64 %3 |
| } |
| |
| ; Load Base Register + Register Offset + Immediate Offset |
| define i64 @load_breg_offreg_immoff_1(i64 %a, i64 %b) { |
| ; CHECK-LABEL: load_breg_offreg_immoff_1 |
| ; CHECK: add [[REG:x[0-9]+]], x0, x1 |
| ; CHECK-NEXT: ldr x0, {{\[}}[[REG]], #48{{\]}} |
| %1 = add i64 %a, %b |
| %2 = add i64 %1, 48 |
| %3 = inttoptr i64 %2 to i64* |
| %4 = load i64, i64* %3 |
| ret i64 %4 |
| } |
| |
| define i64 @load_breg_offreg_immoff_2(i64 %a, i64 %b) { |
| ; SDAG-LABEL: load_breg_offreg_immoff_2 |
| ; SDAG: add [[REG1:x[0-9]+]], x0, x1 |
| ; SDAG-NEXT: orr w[[NUM:[0-9]+]], wzr, #0xf000 |
| ; SDAG-NEXT: ldr x0, {{\[}}[[REG1]], x[[NUM]]] |
| ; FAST-LABEL: load_breg_offreg_immoff_2 |
| ; FAST: add [[REG:x[0-9]+]], x0, #15, lsl #12 |
| ; FAST-NEXT: ldr x0, {{\[}}[[REG]], x1{{\]}} |
| %1 = add i64 %a, %b |
| %2 = add i64 %1, 61440 |
| %3 = inttoptr i64 %2 to i64* |
| %4 = load i64, i64* %3 |
| ret i64 %4 |
| } |
| |
| ; Load Scaled Register Offset |
| define i32 @load_shift_offreg_1(i64 %a) { |
| ; CHECK-LABEL: load_shift_offreg_1 |
| ; CHECK: lsl [[REG:x[0-9]+]], x0, #2 |
| ; CHECK: ldr {{w[0-9]+}}, {{\[}}[[REG]]{{\]}} |
| %1 = shl i64 %a, 2 |
| %2 = inttoptr i64 %1 to i32* |
| %3 = load i32, i32* %2 |
| ret i32 %3 |
| } |
| |
| define i32 @load_mul_offreg_1(i64 %a) { |
| ; CHECK-LABEL: load_mul_offreg_1 |
| ; CHECK: lsl [[REG:x[0-9]+]], x0, #2 |
| ; 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 |
| } |
| |