; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc -mtriple=riscv32 -mattr=+d,+v -verify-machineinstrs < %s | FileCheck --check-prefixes=CHECK,RV32 %s ; RUN: llc -mtriple=riscv64 -mattr=+d,+v -verify-machineinstrs < %s | FileCheck --check-prefixes=CHECK,RV64 %s define void @combine_zero_stores_2xi8(ptr %p) { ; CHECK-LABEL: combine_zero_stores_2xi8: ; CHECK: # %bb.0: ; CHECK-NEXT: sh zero, 0(a0) ; CHECK-NEXT: ret store i8 zeroinitializer, ptr %p, align 2 %gep = getelementptr i8, ptr %p, i64 1 store i8 zeroinitializer, ptr %gep ret void } define void @combine_zero_stores_4xi8(ptr %p) { ; CHECK-LABEL: combine_zero_stores_4xi8: ; CHECK: # %bb.0: ; CHECK-NEXT: sw zero, 0(a0) ; CHECK-NEXT: ret store i8 zeroinitializer, ptr %p, align 4 %gep1 = getelementptr i8, ptr %p, i64 1 store i8 zeroinitializer, ptr %gep1 %gep2 = getelementptr i8, ptr %p, i64 2 store i8 zeroinitializer, ptr %gep2 %gep3 = getelementptr i8, ptr %p, i64 3 store i8 zeroinitializer, ptr %gep3 ret void } define void @combine_zero_stores_8xi8(ptr %p) { ; RV32-LABEL: combine_zero_stores_8xi8: ; RV32: # %bb.0: ; RV32-NEXT: sw zero, 0(a0) ; RV32-NEXT: sw zero, 4(a0) ; RV32-NEXT: ret ; ; RV64-LABEL: combine_zero_stores_8xi8: ; RV64: # %bb.0: ; RV64-NEXT: sd zero, 0(a0) ; RV64-NEXT: ret store i8 zeroinitializer, ptr %p, align 8 %gep1 = getelementptr i8, ptr %p, i64 1 store i8 zeroinitializer, ptr %gep1 %gep2 = getelementptr i8, ptr %p, i64 2 store i8 zeroinitializer, ptr %gep2 %gep3 = getelementptr i8, ptr %p, i64 3 store i8 zeroinitializer, ptr %gep3 %gep4 = getelementptr i8, ptr %p, i64 4 store i8 zeroinitializer, ptr %gep4, align 8 %gep5 = getelementptr i8, ptr %p, i64 5 store i8 zeroinitializer, ptr %gep5 %gep6 = getelementptr i8, ptr %p, i64 6 store i8 zeroinitializer, ptr %gep6 %gep7 = getelementptr i8, ptr %p, i64 7 store i8 zeroinitializer, ptr %gep7 ret void } define void @combine_zero_stores_2xi16(ptr %p) { ; CHECK-LABEL: combine_zero_stores_2xi16: ; CHECK: # %bb.0: ; CHECK-NEXT: sw zero, 0(a0) ; CHECK-NEXT: ret store i16 zeroinitializer, ptr %p, align 4 %gep = getelementptr i8, ptr %p, i64 2 store i16 zeroinitializer, ptr %gep ret void } define void @combine_zero_stores_4xi16(ptr %p) { ; RV32-LABEL: combine_zero_stores_4xi16: ; RV32: # %bb.0: ; RV32-NEXT: sw zero, 0(a0) ; RV32-NEXT: sw zero, 4(a0) ; RV32-NEXT: ret ; ; RV64-LABEL: combine_zero_stores_4xi16: ; RV64: # %bb.0: ; RV64-NEXT: sd zero, 0(a0) ; RV64-NEXT: ret store i16 zeroinitializer, ptr %p, align 8 %gep1 = getelementptr i16, ptr %p, i64 1 store i16 zeroinitializer, ptr %gep1 %gep2 = getelementptr i16, ptr %p, i64 2 store i16 zeroinitializer, ptr %gep2, align 4 %gep3 = getelementptr i16, ptr %p, i64 3 store i16 zeroinitializer, ptr %gep3 ret void } define void @combine_zero_stores_8xi16(ptr %p) { ; RV32-LABEL: combine_zero_stores_8xi16: ; RV32: # %bb.0: ; RV32-NEXT: sw zero, 0(a0) ; RV32-NEXT: sh zero, 4(a0) ; RV32-NEXT: sh zero, 6(a0) ; RV32-NEXT: sw zero, 8(a0) ; RV32-NEXT: sh zero, 12(a0) ; RV32-NEXT: sh zero, 14(a0) ; RV32-NEXT: ret ; ; RV64-LABEL: combine_zero_stores_8xi16: ; RV64: # %bb.0: ; RV64-NEXT: sd zero, 0(a0) ; RV64-NEXT: sd zero, 8(a0) ; RV64-NEXT: ret store i16 zeroinitializer, ptr %p, align 16 %gep1 = getelementptr i16, ptr %p, i64 1 store i16 zeroinitializer, ptr %gep1 %gep2 = getelementptr i16, ptr %p, i64 2 store i16 zeroinitializer, ptr %gep2 %gep3 = getelementptr i16, ptr %p, i64 3 store i16 zeroinitializer, ptr %gep3 %gep4 = getelementptr i16, ptr %p, i64 4 store i16 zeroinitializer, ptr %gep4, align 8 %gep5 = getelementptr i16, ptr %p, i64 5 store i16 zeroinitializer, ptr %gep5 %gep6 = getelementptr i16, ptr %p, i64 6 store i16 zeroinitializer, ptr %gep6 %gep7 = getelementptr i16, ptr %p, i64 7 store i16 zeroinitializer, ptr %gep7 ret void } define void @combine_zero_stores_2xi32(ptr %p) { ; RV32-LABEL: combine_zero_stores_2xi32: ; RV32: # %bb.0: ; RV32-NEXT: sw zero, 0(a0) ; RV32-NEXT: sw zero, 4(a0) ; RV32-NEXT: ret ; ; RV64-LABEL: combine_zero_stores_2xi32: ; RV64: # %bb.0: ; RV64-NEXT: sd zero, 0(a0) ; RV64-NEXT: ret store i32 zeroinitializer, ptr %p, align 8 %gep = getelementptr i8, ptr %p, i64 4 store i32 zeroinitializer, ptr %gep ret void } define void @combine_zero_stores_4xi32(ptr %p) { ; RV32-LABEL: combine_zero_stores_4xi32: ; RV32: # %bb.0: ; RV32-NEXT: vsetivli zero, 4, e32, m1, ta, ma ; RV32-NEXT: vmv.v.i v8, 0 ; RV32-NEXT: vse32.v v8, (a0) ; RV32-NEXT: ret ; ; RV64-LABEL: combine_zero_stores_4xi32: ; RV64: # %bb.0: ; RV64-NEXT: sd zero, 0(a0) ; RV64-NEXT: sd zero, 8(a0) ; RV64-NEXT: ret store i32 zeroinitializer, ptr %p, align 16 %gep1 = getelementptr i32, ptr %p, i64 1 store i32 zeroinitializer, ptr %gep1 %gep2 = getelementptr i32, ptr %p, i64 2 store i32 zeroinitializer, ptr %gep2, align 8 %gep3 = getelementptr i32, ptr %p, i64 3 store i32 zeroinitializer, ptr %gep3 ret void } define void @combine_zero_stores_8xi32(ptr %p) { ; RV32-LABEL: combine_zero_stores_8xi32: ; RV32: # %bb.0: ; RV32-NEXT: vsetivli zero, 8, e32, m2, ta, ma ; RV32-NEXT: vmv.v.i v8, 0 ; RV32-NEXT: vse32.v v8, (a0) ; RV32-NEXT: ret ; ; RV64-LABEL: combine_zero_stores_8xi32: ; RV64: # %bb.0: ; RV64-NEXT: vsetivli zero, 4, e64, m2, ta, ma ; RV64-NEXT: vmv.v.i v8, 0 ; RV64-NEXT: vse64.v v8, (a0) ; RV64-NEXT: ret store i32 zeroinitializer, ptr %p, align 32 %gep1 = getelementptr i32, ptr %p, i64 1 store i32 zeroinitializer, ptr %gep1 %gep2 = getelementptr i32, ptr %p, i64 2 store i32 zeroinitializer, ptr %gep2, align 8 %gep3 = getelementptr i32, ptr %p, i64 3 store i32 zeroinitializer, ptr %gep3 %gep4 = getelementptr i32, ptr %p, i64 4 store i32 zeroinitializer, ptr %gep4, align 8 %gep5 = getelementptr i32, ptr %p, i64 5 store i32 zeroinitializer, ptr %gep5 %gep6 = getelementptr i32, ptr %p, i64 6 store i32 zeroinitializer, ptr %gep6, align 8 %gep7 = getelementptr i32, ptr %p, i64 7 store i32 zeroinitializer, ptr %gep7 ret void } define void @combine_zero_stores_2xi32_unaligned(ptr %p) { ; CHECK-LABEL: combine_zero_stores_2xi32_unaligned: ; CHECK: # %bb.0: ; CHECK-NEXT: sw zero, 0(a0) ; CHECK-NEXT: sw zero, 4(a0) ; CHECK-NEXT: ret store i32 zeroinitializer, ptr %p %gep = getelementptr i8, ptr %p, i64 4 store i32 zeroinitializer, ptr %gep ret void } define void @combine_zero_stores_2xi64(ptr %p) { ; RV32-LABEL: combine_zero_stores_2xi64: ; RV32: # %bb.0: ; RV32-NEXT: sw zero, 4(a0) ; RV32-NEXT: sw zero, 0(a0) ; RV32-NEXT: sw zero, 12(a0) ; RV32-NEXT: sw zero, 8(a0) ; RV32-NEXT: ret ; ; RV64-LABEL: combine_zero_stores_2xi64: ; RV64: # %bb.0: ; RV64-NEXT: sd zero, 0(a0) ; RV64-NEXT: sd zero, 8(a0) ; RV64-NEXT: ret store i64 zeroinitializer, ptr %p %gep = getelementptr i8, ptr %p, i64 8 store i64 zeroinitializer, ptr %gep ret void } define void @combine_fp_zero_stores_crash(ptr %ptr) { ; CHECK-LABEL: combine_fp_zero_stores_crash: ; CHECK: # %bb.0: ; CHECK-NEXT: sw zero, 4(a0) ; CHECK-NEXT: sw zero, 8(a0) ; CHECK-NEXT: ret %addr1 = getelementptr float, ptr %ptr, i64 1 %addr2 = getelementptr float, ptr %ptr, i64 2 store float 0.000000e+00, ptr %addr1, align 4 store float 0.000000e+00, ptr %addr2, align 4 ret void } define void @combine_allones_stores_2xi8(ptr %p) { ; CHECK-LABEL: combine_allones_stores_2xi8: ; CHECK: # %bb.0: ; CHECK-NEXT: li a1, -1 ; CHECK-NEXT: sh a1, 0(a0) ; CHECK-NEXT: ret store i8 -1, ptr %p, align 4 %gep = getelementptr i8, ptr %p, i64 1 store i8 -1, ptr %gep ret void } define void @combine_allones_stores_2xi16(ptr %p) { ; CHECK-LABEL: combine_allones_stores_2xi16: ; CHECK: # %bb.0: ; CHECK-NEXT: li a1, -1 ; CHECK-NEXT: sw a1, 0(a0) ; CHECK-NEXT: ret store i16 -1, ptr %p, align 4 %gep = getelementptr i8, ptr %p, i64 2 store i16 -1, ptr %gep ret void } define void @combine_allones_stores_2xi32(ptr %p) { ; RV32-LABEL: combine_allones_stores_2xi32: ; RV32: # %bb.0: ; RV32-NEXT: li a1, -1 ; RV32-NEXT: sw a1, 0(a0) ; RV32-NEXT: sw a1, 4(a0) ; RV32-NEXT: ret ; ; RV64-LABEL: combine_allones_stores_2xi32: ; RV64: # %bb.0: ; RV64-NEXT: li a1, -1 ; RV64-NEXT: sd a1, 0(a0) ; RV64-NEXT: ret store i32 -1, ptr %p, align 8 %gep = getelementptr i8, ptr %p, i64 4 store i32 -1, ptr %gep ret void } define void @combine_allones_stores_2xi32_unaligned(ptr %p) { ; CHECK-LABEL: combine_allones_stores_2xi32_unaligned: ; CHECK: # %bb.0: ; CHECK-NEXT: li a1, -1 ; CHECK-NEXT: sw a1, 0(a0) ; CHECK-NEXT: sw a1, 4(a0) ; CHECK-NEXT: ret store i32 -1, ptr %p %gep = getelementptr i8, ptr %p, i64 4 store i32 -1, ptr %gep ret void } define void @combine_allones_stores_2xi64(ptr %p) { ; RV32-LABEL: combine_allones_stores_2xi64: ; RV32: # %bb.0: ; RV32-NEXT: li a1, -1 ; RV32-NEXT: sw a1, 4(a0) ; RV32-NEXT: sw a1, 0(a0) ; RV32-NEXT: sw a1, 12(a0) ; RV32-NEXT: sw a1, 8(a0) ; RV32-NEXT: ret ; ; RV64-LABEL: combine_allones_stores_2xi64: ; RV64: # %bb.0: ; RV64-NEXT: li a1, -1 ; RV64-NEXT: sd a1, 0(a0) ; RV64-NEXT: sd a1, 8(a0) ; RV64-NEXT: ret store i64 -1, ptr %p %gep = getelementptr i8, ptr %p, i64 8 store i64 -1, ptr %gep ret void }