diff --git a/llvm/lib/Target/RISCV/RISCVMakeCompressible.cpp b/llvm/lib/Target/RISCV/RISCVMakeCompressible.cpp index af864ba0fbc46f..3f423450618df2 100644 --- a/llvm/lib/Target/RISCV/RISCVMakeCompressible.cpp +++ b/llvm/lib/Target/RISCV/RISCVMakeCompressible.cpp @@ -99,6 +99,13 @@ static unsigned log2LdstWidth(unsigned Opcode) { switch (Opcode) { default: llvm_unreachable("Unexpected opcode"); + case RISCV::LBU: + case RISCV::SB: + return 0; + case RISCV::LH: + case RISCV::LHU: + case RISCV::SH: + return 1; case RISCV::LW: case RISCV::SW: case RISCV::FLW: @@ -112,17 +119,47 @@ static unsigned log2LdstWidth(unsigned Opcode) { } } +// Return bit field size of immediate operand of Opcode. +static unsigned offsetMask(unsigned Opcode) { + switch (Opcode) { + default: + llvm_unreachable("Unexpected opcode"); + case RISCV::LBU: + case RISCV::SB: + return maskTrailingOnes(2U); + case RISCV::LH: + case RISCV::LHU: + case RISCV::SH: + return maskTrailingOnes(1U); + case RISCV::LW: + case RISCV::SW: + case RISCV::FLW: + case RISCV::FSW: + case RISCV::LD: + case RISCV::SD: + case RISCV::FLD: + case RISCV::FSD: + return maskTrailingOnes(5U); + } +} + // Return a mask for the offset bits of a non-stack-pointer based compressed // load/store. static uint8_t compressedLDSTOffsetMask(unsigned Opcode) { - return 0x1f << log2LdstWidth(Opcode); + return offsetMask(Opcode) << log2LdstWidth(Opcode); } // Return true if Offset fits within a compressed stack-pointer based // load/store. static bool compressibleSPOffset(int64_t Offset, unsigned Opcode) { - return log2LdstWidth(Opcode) == 2 ? isShiftedUInt<6, 2>(Offset) - : isShiftedUInt<6, 3>(Offset); + // Compressed sp-based loads and stores only work for 32/64 bits. + switch (log2LdstWidth(Opcode)) { + case 2: + return isShiftedUInt<6, 2>(Offset); + case 3: + return isShiftedUInt<6, 3>(Offset); + } + return false; } // Given an offset for a load/store, return the adjustment required to the base @@ -147,6 +184,10 @@ static bool isCompressibleLoad(const MachineInstr &MI) { switch (MI.getOpcode()) { default: return false; + case RISCV::LBU: + case RISCV::LH: + case RISCV::LHU: + return STI.hasStdExtZcb(); case RISCV::LW: case RISCV::LD: return STI.hasStdExtCOrZca(); @@ -164,6 +205,9 @@ static bool isCompressibleStore(const MachineInstr &MI) { switch (MI.getOpcode()) { default: return false; + case RISCV::SB: + case RISCV::SH: + return STI.hasStdExtZcb(); case RISCV::SW: case RISCV::SD: return STI.hasStdExtCOrZca(); diff --git a/llvm/test/CodeGen/RISCV/make-compressible-zbc.mir b/llvm/test/CodeGen/RISCV/make-compressible-zbc.mir new file mode 100644 index 00000000000000..89a6ca7af9be13 --- /dev/null +++ b/llvm/test/CodeGen/RISCV/make-compressible-zbc.mir @@ -0,0 +1,585 @@ +# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py +# RUN: llc -o - %s -mtriple=riscv32 -mattr=+zcb -simplify-mir \ +# RUN: -run-pass=riscv-make-compressible | FileCheck --check-prefixes=CHECK %s +# RUN: llc -o - %s -mtriple=riscv64 -mattr=+zcb -simplify-mir \ +# RUN: -run-pass=riscv-make-compressible | FileCheck --check-prefixes=CHECK %s + +--- | + define void @store_common_value_i8(ptr %a, ptr %b, ptr %c) #0 { + entry: + store i8 0, ptr %a, align 1 + store i8 0, ptr %b, align 1 + store i8 0, ptr %c, align 1 + ret void + } + + define void @store_common_value_i16(ptr %a, ptr %b, ptr %c) #0 { + entry: + store i16 0, ptr %a, align 2 + store i16 0, ptr %b, align 2 + store i16 0, ptr %c, align 2 + ret void + } + + define void @store_common_ptr_i8(ptr %p) #0 { + entry: + store volatile i8 1, ptr %p, align 1 + store volatile i8 3, ptr %p, align 1 + store volatile i8 5, ptr %p, align 1 + ret void + } + + define void @store_common_ptr_i16(ptr %p) #0 { + entry: + store volatile i16 1, ptr %p, align 2 + store volatile i16 3, ptr %p, align 2 + store volatile i16 5, ptr %p, align 2 + ret void + } + + define void @load_common_ptr_i8(ptr %p) #0 { + entry: + %0 = load volatile i8, ptr %p, align 1 + %a = sext i8 %0 to i32 + %1 = load volatile i8, ptr %p, align 1 + %2 = load volatile i8, ptr %p, align 1 + ret void + } + + define void @load_common_ptr_s16(ptr %p) #0 { + entry: + %0 = load volatile i16, ptr %p, align 2 + %1 = load volatile i16, ptr %p, align 2 + %2 = load volatile i16, ptr %p, align 2 + ret void + } + + define void @load_common_ptr_u16(ptr %p) #0 { + entry: + %0 = load volatile i16, ptr %p, align 2 + %1 = load volatile i16, ptr %p, align 2 + %2 = load volatile i16, ptr %p, align 2 + ret void + } + + define void @store_large_offset_i8(ptr %p) #0 { + entry: + %0 = getelementptr inbounds i8, ptr %p, i8 100 + store volatile i8 1, ptr %0, align 1 + %1 = getelementptr inbounds i8, ptr %p, i8 101 + store volatile i8 3, ptr %1, align 1 + %2 = getelementptr inbounds i8, ptr %p, i8 102 + store volatile i8 5, ptr %2, align 1 + %3 = getelementptr inbounds i8, ptr %p, i8 103 + store volatile i8 7, ptr %3, align 1 + ret void + } + + define void @store_large_offset_i16(ptr %p) #0 { + entry: + %0 = getelementptr inbounds i16, ptr %p, i16 100 + store volatile i16 1, ptr %0, align 2 + %1 = getelementptr inbounds i16, ptr %p, i16 100 + store volatile i16 3, ptr %1, align 2 + %2 = getelementptr inbounds i16, ptr %p, i16 101 + store volatile i16 3, ptr %1, align 2 + %3 = getelementptr inbounds i16, ptr %p, i16 101 + store volatile i16 7, ptr %3, align 2 + ret void + } + + define void @load_large_offset_i8(ptr %p) #0 { + entry: + %0 = getelementptr inbounds i8, ptr %p, i8 100 + %a = load volatile i8, ptr %0 + %1 = getelementptr inbounds i8, ptr %p, i8 101 + %b = load volatile i8, ptr %1 + %2 = getelementptr inbounds i8, ptr %p, i8 102 + %c = load volatile i8, ptr %2 + %3 = getelementptr inbounds i8, ptr %p, i8 103 + %d = load volatile i8, ptr %3 + ret void + } + + define void @load_large_offset_s16(ptr %p) #0 { + entry: + %0 = getelementptr inbounds i16, ptr %p, i16 100 + %a = load volatile i16, ptr %0, align 2 + %1 = getelementptr inbounds i16, ptr %p, i16 100 + %b = load volatile i16, ptr %1, align 2 + %2 = getelementptr inbounds i16, ptr %p, i16 101 + %c = load volatile i16, ptr %2, align 2 + %3 = getelementptr inbounds i16, ptr %p, i16 101 + %d = load volatile i16, ptr %3, align 2 + ret void + } + + define void @load_large_offset_u16(ptr %p) #0 { + entry: + %0 = getelementptr inbounds i16, ptr %p, i16 100 + %a = load volatile i16, ptr %0, align 2 + %1 = getelementptr inbounds i16, ptr %p, i16 100 + %b = load volatile i16, ptr %1, align 2 + %2 = getelementptr inbounds i16, ptr %p, i16 101 + %c = load volatile i16, ptr %2, align 2 + %3 = getelementptr inbounds i16, ptr %p, i16 101 + %d = load volatile i16, ptr %3, align 2 + ret void + } + define void @store_large_offset_no_opt_i8(ptr %p) #0 { + entry: + %0 = getelementptr inbounds i8, ptr %p, i8 100 + store volatile i8 1, ptr %0, align 1 + %1 = getelementptr inbounds i8, ptr %p, i8 101 + store volatile i8 3, ptr %1, align 1 + %2 = getelementptr inbounds i8, ptr %p, i8 104 + store volatile i8 5, ptr %2, align 1 + ret void + } + + define void @store_large_offset_no_opt_i16(ptr %p) #0 { + entry: + %0 = getelementptr inbounds i16, ptr %p, i16 100 + %a = load volatile i16, ptr %0, align 2 + %1 = getelementptr inbounds i16, ptr %p, i16 100 + %b = load volatile i16, ptr %1, align 2 + %2 = getelementptr inbounds i16, ptr %p, i16 101 + %c = load volatile i16, ptr %2, align 2 + %3 = getelementptr inbounds i16, ptr %p, i16 102 + %d = load volatile i16, ptr %3, align 2 + ret void + } + + define void @load_large_offset_no_opt_i8(ptr %p) #0 { + entry: + %0 = getelementptr inbounds i8, ptr %p, i8 100 + %a = load volatile i8, ptr %0 + %1 = getelementptr inbounds i8, ptr %p, i8 101 + %b = load volatile i8, ptr %1 + %2 = getelementptr inbounds i8, ptr %p, i8 103 + %c = load volatile i8, ptr %2 + ret void + } + + define void @load_large_offset_no_opt_s16(ptr %p) #0 { + entry: + %0 = getelementptr inbounds i16, ptr %p, i16 100 + %a = load volatile i16, ptr %0, align 2 + %1 = getelementptr inbounds i16, ptr %p, i16 101 + %c = load volatile i16, ptr %1, align 2 + %2 = getelementptr inbounds i16, ptr %p, i16 102 + %d = load volatile i16, ptr %2, align 2 + ret void + } + + define void @load_large_offset_no_opt_u16(ptr %p) #0 { + entry: + %0 = getelementptr inbounds i16, ptr %p, i16 100 + %a = load volatile i16, ptr %0, align 2 + %1 = getelementptr inbounds i16, ptr %p, i16 101 + %c = load volatile i16, ptr %1, align 2 + %2 = getelementptr inbounds i16, ptr %p, i16 102 + %d = load volatile i16, ptr %2, align 2 + ret void + } + attributes #0 = { minsize } + +... +--- +name: store_common_value_i8 +tracksRegLiveness: true +body: | + bb.0.entry: + liveins: $x10, $x11, $x12 + + ; CHECK-LABEL: name: store_common_value_i8 + ; CHECK: liveins: $x10, $x11, $x12 + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: $x13 = ADDI $x0, 0 + ; CHECK-NEXT: SB $x13, killed renamable $x10, 0 :: (store (s8) into %ir.a) + ; CHECK-NEXT: SB $x13, killed renamable $x11, 0 :: (store (s8) into %ir.b) + ; CHECK-NEXT: SB $x13, killed renamable $x12, 0 :: (store (s8) into %ir.c) + ; CHECK-NEXT: PseudoRET + SB $x0, killed renamable $x10, 0 :: (store (s8) into %ir.a) + SB $x0, killed renamable $x11, 0 :: (store (s8) into %ir.b) + SB $x0, killed renamable $x12, 0 :: (store (s8) into %ir.c) + PseudoRET + +... +--- +name: store_common_value_i16 +tracksRegLiveness: true +body: | + bb.0.entry: + liveins: $x10, $x11, $x12 + + ; CHECK-LABEL: name: store_common_value_i16 + ; CHECK: liveins: $x10, $x11, $x12 + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: $x13 = ADDI $x0, 0 + ; CHECK-NEXT: SH $x13, killed renamable $x10, 0 :: (store (s16) into %ir.a) + ; CHECK-NEXT: SH $x13, killed renamable $x11, 0 :: (store (s16) into %ir.b) + ; CHECK-NEXT: SH $x13, killed renamable $x12, 0 :: (store (s16) into %ir.c) + ; CHECK-NEXT: PseudoRET + SH $x0, killed renamable $x10, 0 :: (store (s16) into %ir.a) + SH $x0, killed renamable $x11, 0 :: (store (s16) into %ir.b) + SH $x0, killed renamable $x12, 0 :: (store (s16) into %ir.c) + PseudoRET + +... +--- +name: store_common_ptr_i8 +tracksRegLiveness: true +body: | + bb.0.entry: + liveins: $x16 + + ; CHECK-LABEL: name: store_common_ptr_i8 + ; CHECK: liveins: $x16 + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: renamable $x10 = ADDI $x0, 1 + ; CHECK-NEXT: $x11 = ADDI $x16, 0 + ; CHECK-NEXT: SB killed renamable $x10, $x11, 0 :: (volatile store (s8) into %ir.p) + ; CHECK-NEXT: renamable $x10 = ADDI $x0, 3 + ; CHECK-NEXT: SB killed renamable $x10, $x11, 0 :: (volatile store (s8) into %ir.p) + ; CHECK-NEXT: renamable $x10 = ADDI $x0, 5 + ; CHECK-NEXT: SB killed renamable $x10, killed $x11, 0 :: (volatile store (s8) into %ir.p) + ; CHECK-NEXT: PseudoRET + renamable $x10 = ADDI $x0, 1 + SB killed renamable $x10, renamable $x16, 0 :: (volatile store (s8) into %ir.p) + renamable $x10 = ADDI $x0, 3 + SB killed renamable $x10, renamable $x16, 0 :: (volatile store (s8) into %ir.p) + renamable $x10 = ADDI $x0, 5 + SB killed renamable $x10, killed renamable $x16, 0 :: (volatile store (s8) into %ir.p) + PseudoRET + +... +--- +name: store_common_ptr_i16 +tracksRegLiveness: true +body: | + bb.0.entry: + liveins: $x16 + + ; CHECK-LABEL: name: store_common_ptr_i16 + ; CHECK: liveins: $x16 + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: renamable $x10 = ADDI $x0, 1 + ; CHECK-NEXT: $x11 = ADDI $x16, 0 + ; CHECK-NEXT: SH killed renamable $x10, $x11, 0 :: (volatile store (s16) into %ir.p) + ; CHECK-NEXT: renamable $x10 = ADDI $x0, 3 + ; CHECK-NEXT: SH killed renamable $x10, $x11, 0 :: (volatile store (s16) into %ir.p) + ; CHECK-NEXT: renamable $x10 = ADDI $x0, 5 + ; CHECK-NEXT: SH killed renamable $x10, killed $x11, 0 :: (volatile store (s16) into %ir.p) + ; CHECK-NEXT: PseudoRET + renamable $x10 = ADDI $x0, 1 + SH killed renamable $x10, renamable $x16, 0 :: (volatile store (s16) into %ir.p) + renamable $x10 = ADDI $x0, 3 + SH killed renamable $x10, renamable $x16, 0 :: (volatile store (s16) into %ir.p) + renamable $x10 = ADDI $x0, 5 + SH killed renamable $x10, killed renamable $x16, 0 :: (volatile store (s16) into %ir.p) + PseudoRET + +... +--- +name: load_common_ptr_i8 +body: | + bb.0.entry: + liveins: $x16 + + ; CHECK-LABEL: name: load_common_ptr_i8 + ; CHECK: liveins: $x16 + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: $x11 = ADDI $x16, 0 + ; CHECK-NEXT: dead $x10 = LBU $x11, 0 :: (volatile load (s8) from %ir.p) + ; CHECK-NEXT: dead $x10 = LBU $x11, 0 :: (volatile load (s8) from %ir.p) + ; CHECK-NEXT: dead $x10 = LBU killed $x11, 0 :: (volatile load (s8) from %ir.p) + ; CHECK-NEXT: PseudoRET + dead $x10 = LBU renamable $x16, 0 :: (volatile load (s8) from %ir.p) + dead $x10 = LBU renamable $x16, 0 :: (volatile load (s8) from %ir.p) + dead $x10 = LBU killed renamable $x16, 0 :: (volatile load (s8) from %ir.p) + PseudoRET + +... +--- +name: load_common_ptr_s16 +body: | + bb.0.entry: + liveins: $x16 + + ; CHECK-LABEL: name: load_common_ptr_s16 + ; CHECK: liveins: $x16 + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: $x11 = ADDI $x16, 0 + ; CHECK-NEXT: dead $x10 = LH $x11, 0 :: (volatile load (s16) from %ir.p) + ; CHECK-NEXT: dead $x10 = LH $x11, 0 :: (volatile load (s16) from %ir.p) + ; CHECK-NEXT: dead $x10 = LH killed $x11, 0 :: (volatile load (s16) from %ir.p) + ; CHECK-NEXT: PseudoRET + dead $x10 = LH renamable $x16, 0 :: (volatile load (s16) from %ir.p) + dead $x10 = LH renamable $x16, 0 :: (volatile load (s16) from %ir.p) + dead $x10 = LH killed renamable $x16, 0 :: (volatile load (s16) from %ir.p) + PseudoRET + +... +--- +name: load_common_ptr_u16 +body: | + bb.0.entry: + liveins: $x16 + + ; CHECK-LABEL: name: load_common_ptr_u16 + ; CHECK: liveins: $x16 + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: $x11 = ADDI $x16, 0 + ; CHECK-NEXT: dead $x10 = LHU $x11, 0 :: (volatile load (s16) from %ir.p) + ; CHECK-NEXT: dead $x10 = LHU $x11, 0 :: (volatile load (s16) from %ir.p) + ; CHECK-NEXT: dead $x10 = LHU killed $x11, 0 :: (volatile load (s16) from %ir.p) + ; CHECK-NEXT: PseudoRET + dead $x10 = LHU renamable $x16, 0 :: (volatile load (s16) from %ir.p) + dead $x10 = LHU renamable $x16, 0 :: (volatile load (s16) from %ir.p) + dead $x10 = LHU killed renamable $x16, 0 :: (volatile load (s16) from %ir.p) + PseudoRET + +... +--- +name: store_large_offset_i8 +tracksRegLiveness: true +body: | + bb.0.entry: + liveins: $x10 + + ; CHECK-LABEL: name: store_large_offset_i8 + ; CHECK: liveins: $x10 + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: renamable $x11 = ADDI $x0, 1 + ; CHECK-NEXT: $x12 = ADDI $x10, 100 + ; CHECK-NEXT: SB killed renamable $x11, $x12, 0 :: (volatile store (s8) into %ir.0) + ; CHECK-NEXT: renamable $x11 = ADDI $x0, 3 + ; CHECK-NEXT: SB killed renamable $x11, $x12, 1 :: (volatile store (s8) into %ir.1) + ; CHECK-NEXT: renamable $x11 = ADDI $x0, 5 + ; CHECK-NEXT: SB killed renamable $x11, $x12, 2 :: (volatile store (s8) into %ir.2) + ; CHECK-NEXT: renamable $x11 = ADDI $x0, 7 + ; CHECK-NEXT: SB killed renamable $x11, killed $x12, 3 :: (volatile store (s8) into %ir.3) + ; CHECK-NEXT: PseudoRET + renamable $x11 = ADDI $x0, 1 + SB killed renamable $x11, renamable $x10, 100 :: (volatile store (s8) into %ir.0) + renamable $x11 = ADDI $x0, 3 + SB killed renamable $x11, renamable $x10, 101 :: (volatile store (s8) into %ir.1) + renamable $x11 = ADDI $x0, 5 + SB killed renamable $x11, renamable $x10, 102 :: (volatile store (s8) into %ir.2) + renamable $x11 = ADDI $x0, 7 + SB killed renamable $x11, killed renamable $x10, 103 :: (volatile store (s8) into %ir.3) + PseudoRET + +... +--- +name: store_large_offset_i16 +tracksRegLiveness: true +body: | + bb.0.entry: + liveins: $x10 + ; CHECK-LABEL: name: store_large_offset_i16 + ; CHECK: liveins: $x10 + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: renamable $x11 = ADDI $x0, 1 + ; CHECK-NEXT: $x12 = ADDI $x10, 200 + ; CHECK-NEXT: SH killed renamable $x11, $x12, 0 :: (volatile store (s16) into %ir.0) + ; CHECK-NEXT: renamable $x11 = ADDI $x0, 3 + ; CHECK-NEXT: SH killed renamable $x11, $x12, 0 :: (volatile store (s16) into %ir.1) + ; CHECK-NEXT: renamable $x11 = ADDI $x0, 5 + ; CHECK-NEXT: SH killed renamable $x11, $x12, 2 :: (volatile store (s16) into %ir.2) + ; CHECK-NEXT: renamable $x11 = ADDI $x0, 7 + ; CHECK-NEXT: SH killed renamable $x11, killed $x12, 2 :: (volatile store (s16) into %ir.3) + ; CHECK-NEXT: PseudoRET + renamable $x11 = ADDI $x0, 1 + SH killed renamable $x11, renamable $x10, 200 :: (volatile store (s16) into %ir.0) + renamable $x11 = ADDI $x0, 3 + SH killed renamable $x11, renamable $x10, 200 :: (volatile store (s16) into %ir.1) + renamable $x11 = ADDI $x0, 5 + SH killed renamable $x11, renamable $x10, 202 :: (volatile store (s16) into %ir.2) + renamable $x11 = ADDI $x0, 7 + SH killed renamable $x11, killed renamable $x10, 202 :: (volatile store (s16) into %ir.3) + PseudoRET + +... +--- +name: load_large_offset_i8 +tracksRegLiveness: true +body: | + bb.0.entry: + liveins: $x16 + + ; CHECK-LABEL: name: load_large_offset_i8 + ; CHECK: liveins: $x16 + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: $x11 = ADDI $x16, 100 + ; CHECK-NEXT: dead $x10 = LBU $x11, 0 :: (volatile load (s8) from %ir.0) + ; CHECK-NEXT: dead $x10 = LBU $x11, 1 :: (volatile load (s8) from %ir.1) + ; CHECK-NEXT: dead $x10 = LBU $x11, 2 :: (volatile load (s8) from %ir.2) + ; CHECK-NEXT: dead $x10 = LBU killed $x11, 3 :: (volatile load (s8) from %ir.3) + ; CHECK-NEXT: PseudoRET + dead $x10 = LBU renamable $x16, 100 :: (volatile load (s8) from %ir.0) + dead $x10 = LBU renamable $x16, 101 :: (volatile load (s8) from %ir.1) + dead $x10 = LBU renamable $x16, 102 :: (volatile load (s8) from %ir.2) + dead $x10 = LBU killed renamable $x16, 103 :: (volatile load (s8) from %ir.3) + PseudoRET + +... +--- +name: load_large_offset_s16 +tracksRegLiveness: true +body: | + bb.0.entry: + liveins: $x16 + + ; CHECK-LABEL: name: load_large_offset_s16 + ; CHECK: liveins: $x16 + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: $x11 = ADDI $x16, 100 + ; CHECK-NEXT: dead $x10 = LH $x11, 0 :: (volatile load (s16) from %ir.0) + ; CHECK-NEXT: dead $x10 = LH $x11, 0 :: (volatile load (s16) from %ir.1) + ; CHECK-NEXT: dead $x10 = LH $x11, 2 :: (volatile load (s16) from %ir.2) + ; CHECK-NEXT: dead $x10 = LH killed $x11, 2 :: (volatile load (s16) from %ir.3) + ; CHECK-NEXT: PseudoRET + dead $x10 = LH renamable $x16, 100 :: (volatile load (s16) from %ir.0) + dead $x10 = LH renamable $x16, 100 :: (volatile load (s16) from %ir.1) + dead $x10 = LH renamable $x16, 102 :: (volatile load (s16) from %ir.2) + dead $x10 = LH killed renamable $x16, 102 :: (volatile load (s16) from %ir.3) + PseudoRET + +... +--- +name: load_large_offset_u16 +tracksRegLiveness: true +body: | + bb.0.entry: + liveins: $x16 + + ; CHECK-LABEL: name: load_large_offset_u16 + ; CHECK: liveins: $x16 + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: $x11 = ADDI $x16, 100 + ; CHECK-NEXT: dead $x10 = LHU $x11, 0 :: (volatile load (s16) from %ir.0) + ; CHECK-NEXT: dead $x10 = LHU $x11, 0 :: (volatile load (s16) from %ir.1) + ; CHECK-NEXT: dead $x10 = LHU $x11, 2 :: (volatile load (s16) from %ir.2) + ; CHECK-NEXT: dead $x10 = LHU killed $x11, 2 :: (volatile load (s16) from %ir.3) + ; CHECK-NEXT: PseudoRET + dead $x10 = LHU renamable $x16, 100 :: (volatile load (s16) from %ir.0) + dead $x10 = LHU renamable $x16, 100 :: (volatile load (s16) from %ir.1) + dead $x10 = LHU renamable $x16, 102 :: (volatile load (s16) from %ir.2) + dead $x10 = LHU killed renamable $x16, 102 :: (volatile load (s16) from %ir.3) + PseudoRET + +... +--- +name: store_large_offset_no_opt_i8 +tracksRegLiveness: true +body: | + bb.0.entry: + liveins: $x16 + + ; CHECK-LABEL: name: store_large_offset_no_opt_i8 + ; CHECK: liveins: $x16 + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: renamable $x11 = ADDI $x0, 1 + ; CHECK-NEXT: SB killed renamable $x11, renamable $x16, 100 :: (volatile store (s8) into %ir.0) + ; CHECK-NEXT: renamable $x11 = ADDI $x0, 3 + ; CHECK-NEXT: SB killed renamable $x11, renamable $x16, 101 :: (volatile store (s8) into %ir.1) + ; CHECK-NEXT: renamable $x11 = ADDI $x0, 5 + ; CHECK-NEXT: SB killed renamable $x11, renamable $x16, 104 :: (volatile store (s8) into %ir.2) + ; CHECK-NEXT: PseudoRET + renamable $x11 = ADDI $x0, 1 + SB killed renamable $x11, renamable $x16, 100 :: (volatile store (s8) into %ir.0) + renamable $x11 = ADDI $x0, 3 + SB killed renamable $x11, renamable $x16, 101 :: (volatile store (s8) into %ir.1) + renamable $x11 = ADDI $x0, 5 + SB killed renamable $x11, renamable $x16, 104 :: (volatile store (s8) into %ir.2) + PseudoRET + +... +--- +name: store_large_offset_no_opt_i16 +tracksRegLiveness: true +body: | + bb.0.entry: + liveins: $x16 + + ; CHECK-LABEL: name: store_large_offset_no_opt_i16 + ; CHECK: liveins: $x16 + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: renamable $x11 = ADDI $x0, 1 + ; CHECK-NEXT: SH killed renamable $x11, renamable $x16, 200 :: (volatile store (s16) into %ir.0) + ; CHECK-NEXT: renamable $x11 = ADDI $x0, 3 + ; CHECK-NEXT: SH killed renamable $x11, renamable $x16, 202 :: (volatile store (s16) into %ir.1) + ; CHECK-NEXT: renamable $x11 = ADDI $x0, 5 + ; CHECK-NEXT: SH killed renamable $x11, renamable $x16, 204 :: (volatile store (s16) into %ir.2) + ; CHECK-NEXT: PseudoRET + renamable $x11 = ADDI $x0, 1 + SH killed renamable $x11, renamable $x16, 200 :: (volatile store (s16) into %ir.0) + renamable $x11 = ADDI $x0, 3 + SH killed renamable $x11, renamable $x16, 202 :: (volatile store (s16) into %ir.1) + renamable $x11 = ADDI $x0, 5 + SH killed renamable $x11, renamable $x16, 204 :: (volatile store (s16) into %ir.2) + PseudoRET + +... +--- +name: load_large_offset_no_opt_i8 +tracksRegLiveness: true +body: | + bb.0.entry: + liveins: $x16 + + ; CHECK-LABEL: name: load_large_offset_no_opt_i8 + ; CHECK: liveins: $x16 + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: dead $x10 = LBU renamable $x16, 100 :: (volatile load (s8) from %ir.0) + ; CHECK-NEXT: dead $x10 = LBU renamable $x16, 101 :: (volatile load (s8) from %ir.1) + ; CHECK-NEXT: dead $x10 = LBU killed renamable $x16, 104 :: (volatile load (s8) from %ir.2) + ; CHECK-NEXT: PseudoRET + dead $x10 = LBU renamable $x16, 100 :: (volatile load (s8) from %ir.0) + dead $x10 = LBU renamable $x16, 101 :: (volatile load (s8) from %ir.1) + dead $x10 = LBU killed renamable $x16, 104 :: (volatile load (s8) from %ir.2) + PseudoRET + +... +--- +name: load_large_offset_no_opt_s16 +tracksRegLiveness: true +body: | + bb.0.entry: + liveins: $x16 + + ; CHECK-LABEL: name: load_large_offset_no_opt_s16 + ; CHECK: liveins: $x16 + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: dead $x10 = LH renamable $x16, 100 :: (volatile load (s8) from %ir.0) + ; CHECK-NEXT: dead $x10 = LH renamable $x16, 102 :: (volatile load (s8) from %ir.1) + ; CHECK-NEXT: dead $x10 = LH killed renamable $x16, 104 :: (volatile load (s8) from %ir.2) + ; CHECK-NEXT: PseudoRET + dead $x10 = LH renamable $x16, 100 :: (volatile load (s8) from %ir.0) + dead $x10 = LH renamable $x16, 102 :: (volatile load (s8) from %ir.1) + dead $x10 = LH killed renamable $x16, 104 :: (volatile load (s8) from %ir.2) + PseudoRET + +... +--- +name: load_large_offset_no_opt_u16 +tracksRegLiveness: true +body: | + bb.0.entry: + liveins: $x16 + + ; CHECK-LABEL: name: load_large_offset_no_opt_u16 + ; CHECK: liveins: $x16 + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: dead $x10 = LHU renamable $x16, 100 :: (volatile load (s8) from %ir.0) + ; CHECK-NEXT: dead $x10 = LHU renamable $x16, 102 :: (volatile load (s8) from %ir.1) + ; CHECK-NEXT: dead $x10 = LHU killed renamable $x16, 104 :: (volatile load (s8) from %ir.2) + ; CHECK-NEXT: PseudoRET + dead $x10 = LHU renamable $x16, 100 :: (volatile load (s8) from %ir.0) + dead $x10 = LHU renamable $x16, 102 :: (volatile load (s8) from %ir.1) + dead $x10 = LHU killed renamable $x16, 104 :: (volatile load (s8) from %ir.2) + PseudoRET + +...