diff options
| -rw-r--r-- | llvm/lib/Target/AArch64/AArch64LegalizerInfo.cpp | 3 | ||||
| -rw-r--r-- | llvm/test/CodeGen/AArch64/GlobalISel/legalize-extload.mir | 148 |
2 files changed, 151 insertions, 0 deletions
diff --git a/llvm/lib/Target/AArch64/AArch64LegalizerInfo.cpp b/llvm/lib/Target/AArch64/AArch64LegalizerInfo.cpp index aeedeba73ab..cf063316c7d 100644 --- a/llvm/lib/Target/AArch64/AArch64LegalizerInfo.cpp +++ b/llvm/lib/Target/AArch64/AArch64LegalizerInfo.cpp @@ -201,6 +201,9 @@ AArch64LegalizerInfo::AArch64LegalizerInfo(const AArch64Subtarget &ST) { .legalForTypesWithMemDesc({{s32, p0, 8, 8}, {s32, p0, 16, 8}, {s32, p0, 32, 8}, + {s64, p0, 8, 2}, + {s64, p0, 16, 2}, + {s64, p0, 32, 4}, {s64, p0, 64, 8}, {p0, p0, 64, 8}, {v2s32, p0, 64, 8}}) diff --git a/llvm/test/CodeGen/AArch64/GlobalISel/legalize-extload.mir b/llvm/test/CodeGen/AArch64/GlobalISel/legalize-extload.mir index a26704497c3..22873b7ff96 100644 --- a/llvm/test/CodeGen/AArch64/GlobalISel/legalize-extload.mir +++ b/llvm/test/CodeGen/AArch64/GlobalISel/legalize-extload.mir @@ -1,5 +1,51 @@ # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py # RUN: llc -march=aarch64 -run-pass=legalizer %s -o - -verify-machineinstrs | FileCheck %s +--- | + target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" + target triple = "aarch64" + + define void @test_extload() { + entry: + ret void + } + + define i64 @sext_i32_i64(i32* %ptr) { + %ld = load i32, i32* %ptr, align 4 + %v = sext i32 %ld to i64 + ret i64 %v + } + + define i64 @sext_i16_i64(i16* %ptr) { + %ld = load i16, i16* %ptr, align 2 + %v = sext i16 %ld to i64 + ret i64 %v + } + + define i64 @sext_i8_i64(i8* %ptr) { + %ld = load i8, i8* %ptr, align 1 + %v = sext i8 %ld to i64 + ret i64 %v + } + + define i64 @zext_i32_i64(i32* %ptr) { + %ld = load i32, i32* %ptr, align 4 + %v = zext i32 %ld to i64 + ret i64 %v + } + + define i64 @zext_i16_i64(i16* %ptr) { + %ld = load i16, i16* %ptr, align 2 + %v = zext i16 %ld to i64 + ret i64 %v + } + + define i64 @zext_i8_i64(i8* %ptr) { + %ld = load i8, i8* %ptr, align 1 + %v = zext i8 %ld to i64 + ret i64 %v + } + +... --- name: test_extload body: | @@ -13,3 +59,105 @@ body: | %1:_(s32) = G_LOAD %0 :: (load 1) $w0 = COPY %1 ... +--- +name: sext_i32_i64 +body: | + bb.1: + liveins: $x0 + + ; CHECK-LABEL: name: sext_i32_i64 + ; CHECK: [[COPY:%[0-9]+]]:_(p0) = COPY $x0 + ; CHECK: [[SEXTLOAD:%[0-9]+]]:_(s64) = G_SEXTLOAD [[COPY]](p0) :: (load 4 from %ir.ptr) + ; CHECK: $x0 = COPY [[SEXTLOAD]](s64) + ; CHECK: RET_ReallyLR implicit $x0 + %0:_(p0) = COPY $x0 + %2:_(s64) = G_SEXTLOAD %0(p0) :: (load 4 from %ir.ptr) + $x0 = COPY %2(s64) + RET_ReallyLR implicit $x0 + +... +--- +name: sext_i16_i64 +body: | + bb.1: + liveins: $x0 + + ; CHECK-LABEL: name: sext_i16_i64 + ; CHECK: [[COPY:%[0-9]+]]:_(p0) = COPY $x0 + ; CHECK: [[SEXTLOAD:%[0-9]+]]:_(s64) = G_SEXTLOAD [[COPY]](p0) :: (load 2 from %ir.ptr) + ; CHECK: $x0 = COPY [[SEXTLOAD]](s64) + ; CHECK: RET_ReallyLR implicit $x0 + %0:_(p0) = COPY $x0 + %2:_(s64) = G_SEXTLOAD %0(p0) :: (load 2 from %ir.ptr) + $x0 = COPY %2(s64) + RET_ReallyLR implicit $x0 + +... +--- +name: sext_i8_i64 +body: | + bb.1: + liveins: $x0 + + ; CHECK-LABEL: name: sext_i8_i64 + ; CHECK: [[COPY:%[0-9]+]]:_(p0) = COPY $x0 + ; CHECK: [[SEXTLOAD:%[0-9]+]]:_(s64) = G_SEXTLOAD [[COPY]](p0) :: (load 1 from %ir.ptr) + ; CHECK: $x0 = COPY [[SEXTLOAD]](s64) + ; CHECK: RET_ReallyLR implicit $x0 + %0:_(p0) = COPY $x0 + %2:_(s64) = G_SEXTLOAD %0(p0) :: (load 1 from %ir.ptr) + $x0 = COPY %2(s64) + RET_ReallyLR implicit $x0 + +... +--- +name: zext_i32_i64 +body: | + bb.1: + liveins: $x0 + + ; CHECK-LABEL: name: zext_i32_i64 + ; CHECK: [[COPY:%[0-9]+]]:_(p0) = COPY $x0 + ; CHECK: [[ZEXTLOAD:%[0-9]+]]:_(s64) = G_ZEXTLOAD [[COPY]](p0) :: (load 4 from %ir.ptr) + ; CHECK: $x0 = COPY [[ZEXTLOAD]](s64) + ; CHECK: RET_ReallyLR implicit $x0 + %0:_(p0) = COPY $x0 + %2:_(s64) = G_ZEXTLOAD %0(p0) :: (load 4 from %ir.ptr) + $x0 = COPY %2(s64) + RET_ReallyLR implicit $x0 + +... +--- +name: zext_i16_i64 +body: | + bb.1: + liveins: $x0 + + ; CHECK-LABEL: name: zext_i16_i64 + ; CHECK: [[COPY:%[0-9]+]]:_(p0) = COPY $x0 + ; CHECK: [[ZEXTLOAD:%[0-9]+]]:_(s64) = G_ZEXTLOAD [[COPY]](p0) :: (load 2 from %ir.ptr) + ; CHECK: $x0 = COPY [[ZEXTLOAD]](s64) + ; CHECK: RET_ReallyLR implicit $x0 + %0:_(p0) = COPY $x0 + %2:_(s64) = G_ZEXTLOAD %0(p0) :: (load 2 from %ir.ptr) + $x0 = COPY %2(s64) + RET_ReallyLR implicit $x0 + +... +--- +name: zext_i8_i64 +body: | + bb.1: + liveins: $x0 + + ; CHECK-LABEL: name: zext_i8_i64 + ; CHECK: [[COPY:%[0-9]+]]:_(p0) = COPY $x0 + ; CHECK: [[ZEXTLOAD:%[0-9]+]]:_(s64) = G_ZEXTLOAD [[COPY]](p0) :: (load 1 from %ir.ptr) + ; CHECK: $x0 = COPY [[ZEXTLOAD]](s64) + ; CHECK: RET_ReallyLR implicit $x0 + %0:_(p0) = COPY $x0 + %2:_(s64) = G_ZEXTLOAD %0(p0) :: (load 1 from %ir.ptr) + $x0 = COPY %2(s64) + RET_ReallyLR implicit $x0 + +... |
