1 ; RUN: llc -march=hexagon < %s | FileCheck %s 2 3 ; Check that a store with a proper addressing mode is selected for various 4 ; cases of storing an immediate value. 5 6 7 @var_i8 = global [10 x i8] zeroinitializer, align 8 8 9 ; CHECK-LABEL: store_imm_i8: 10 ; CHECK: memb(r0+#0) = #-1 11 define void @store_imm_i8(i8* %p) nounwind { 12 store i8 255, i8* %p, align 4 13 ret void 14 } 15 16 ; CHECK-LABEL: store_rr_i8: 17 ; CHECK: [[RV:r[0-9]+]] = #255 18 ; CHECK: memb(r0+r1<<#0) = [[RV]] 19 define void @store_rr_i8(i8* %p, i32 %x) nounwind { 20 %t0 = getelementptr i8, i8* %p, i32 %x 21 store i8 255, i8* %t0, align 4 22 ret void 23 } 24 25 ; CHECK-LABEL: store_io_i8: 26 ; CHECK: [[RV:r[0-9]+]] = #255 27 ; CHECK: memb(r0+##var_i8) = [[RV]] 28 define void @store_io_i8(i32 %x) nounwind { 29 %t0 = getelementptr [10 x i8], [10 x i8]* @var_i8, i32 0, i32 %x 30 store i8 255, i8* %t0, align 4 31 ret void 32 } 33 34 ; CHECK-LABEL: store_ur_i8: 35 ; CHECK: [[RV:r[0-9]+]] = #255 36 ; CHECK: memb(r0<<#2+##var_i8) = [[RV]] 37 define void @store_ur_i8(i32 %x) nounwind { 38 %t0 = shl i32 %x, 2 39 %t1 = getelementptr [10 x i8], [10 x i8]* @var_i8, i32 0, i32 %t0 40 store i8 255, i8* %t1, align 4 41 ret void 42 } 43 44 @var_i16 = global [10 x i16] zeroinitializer, align 8 45 46 ; CHECK-LABEL: store_imm_i16: 47 ; CHECK: memh(r0+#0) = #-1 48 define void @store_imm_i16(i16* %p) nounwind { 49 store i16 65535, i16* %p, align 4 50 ret void 51 } 52 53 ; CHECK-LABEL: store_rr_i16: 54 ; CHECK: [[RV:r[0-9]+]] = ##65535 55 ; CHECK: memh(r0+r1<<#1) = [[RV]] 56 define void @store_rr_i16(i16* %p, i32 %x) nounwind { 57 %t0 = getelementptr i16, i16* %p, i32 %x 58 store i16 65535, i16* %t0, align 4 59 ret void 60 } 61 62 ; CHECK-LABEL: store_ur_i16: 63 ; CHECK: [[RV:r[0-9]+]] = ##65535 64 ; CHECK: memh(r0<<#1+##var_i16) = [[RV]] 65 define void @store_ur_i16(i32 %x) nounwind { 66 %t0 = getelementptr [10 x i16], [10 x i16]* @var_i16, i32 0, i32 %x 67 store i16 65535, i16* %t0, align 4 68 ret void 69 } 70 71 @var_i32 = global [10 x i32] zeroinitializer, align 8 72 73 ; CHECK-LABEL: store_imm_i32: 74 ; CHECK: memw(r0+#0) = #-1 75 define void @store_imm_i32(i32* %p) nounwind { 76 store i32 4294967295, i32* %p, align 4 77 ret void 78 } 79 80 ; CHECK-LABEL: store_rr_i32: 81 ; CHECK: [[RV:r[0-9]+]] = #-1 82 ; CHECK: memw(r0+r1<<#2) = [[RV]] 83 define void @store_rr_i32(i32* %p, i32 %x) nounwind { 84 %t0 = getelementptr i32, i32* %p, i32 %x 85 store i32 4294967295, i32* %t0, align 4 86 ret void 87 } 88 89 ; CHECK-LABEL: store_ur_i32: 90 ; CHECK: [[RV:r[0-9]+]] = #-1 91 ; CHECK: memw(r0<<#2+##var_i32) = [[RV]] 92 define void @store_ur_i32(i32 %x) nounwind { 93 %t0 = getelementptr [10 x i32], [10 x i32]* @var_i32, i32 0, i32 %x 94 store i32 4294967295, i32* %t0, align 4 95 ret void 96 } 97 98
