431 lines
17 KiB
LLVM
431 lines
17 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; NOTE: The SelectionDAG checks have been added by hand.
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; RUN: llc < %s -mtriple=mips-linux-gnu -verify-machineinstrs \
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; RUN: | FileCheck %s --check-prefix=O32
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; RUN: llc < %s -mtriple=mips64-linux-gnu -target-abi n32 -verify-machineinstrs \
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; RUN: | FileCheck %s --check-prefix=N32
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; RUN: llc < %s -mtriple=mips64-linux-gnu -target-abi n64 -verify-machineinstrs \
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; RUN: | FileCheck %s --check-prefix=N64
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; RUN: llc < %s -mtriple=mips-linux-gnu -verify-machineinstrs -debug 2>&1 \
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; RUN: | FileCheck %s --check-prefix=O32-SDAG
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; RUN: llc < %s -mtriple=mips64-linux-gnu -target-abi n32 -verify-machineinstrs \
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; RUN: -debug 2>&1 | FileCheck %s --check-prefix=N32-SDAG
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; RUN: llc < %s -mtriple=mips64-linux-gnu -target-abi n64 -verify-machineinstrs \
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; RUN: -debug 2>&1 | FileCheck %s --check-prefix=N64-SDAG
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; REQUIRES: asserts
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; Test that reserved argument area is shared between the memcpy call and the
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; call to f2. This eliminates the nested call sequence nodes.
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; Also, test that a basic call to memcpy reserves its outgoing argument area.
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; FIXME: We should also be explicit about testing that the loads for the
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; arguments are scheduled after the memcpy, but that wasn't enforced in
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; this patch.
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%struct.S1 = type { [65520 x i8] }
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; O32-SDAG-LABEL: Initial selection DAG: %bb.0 'g:entry'
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; O32-SDAG: t{{.*}}: ch,glue = callseq_start t{{.*}}, TargetConstant:i32<{{.*}}>
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; O32-SDAG-NOT: t{{.*}}: ch,glue = callseq_start t{{.*}}, TargetConstant:i32<{{.*}}>
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; O32-SDAG: t{{.*}}: ch,glue = MipsISD::JmpLink t{{.*}}, TargetExternalSymbol:i32'memcpy'
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; O32-SDAG-NOT: t{{.*}}: ch,glue = callseq_end t{{.*}}, TargetConstant:i32<{{.*}}>
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; O32-SDAG: t{{.*}}: ch,glue = MipsISD::JmpLink t{{.*}}, TargetGlobalAddress:i32<void (%struct.S1*)* @f2>
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; O32-SDAG: t{{.*}}: ch,glue = callseq_end t{{.*}}, TargetConstant:i32<{{.*}}>
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; N32-SDAG-LABEL: Initial selection DAG: %bb.0 'g:entry'
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; N32-SDAG: t{{.*}}: ch,glue = callseq_start t{{.*}}, TargetConstant:i32<{{.*}}>
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; N32-SDAG-NOT: t{{.*}}: ch,glue = callseq_start t{{.*}}, TargetConstant:i32<{{.*}}>
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; N32-SDAG: t{{.*}}: ch,glue = MipsISD::JmpLink t{{.*}}, TargetExternalSymbol:i32'memcpy'
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; N32-SDAG-NOT: t{{.*}}: ch,glue = callseq_end t{{.*}}, TargetConstant:i32<{{.*}}>
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; N32-SDAG: t{{.*}}: ch,glue = MipsISD::JmpLink t{{.*}}, TargetGlobalAddress:i32<void (%struct.S1*)* @f2>
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; N32-SDAG: t{{.*}}: ch,glue = callseq_end t{{.*}}, TargetConstant:i32<{{.*}}>
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; N64-SDAG-LABEL: Initial selection DAG: %bb.0 'g:entry'
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; N64-SDAG: t{{.*}}: ch,glue = callseq_start t{{.*}}, TargetConstant:i64<{{.*}}>
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; N64-SDAG-NOT: t{{.*}}: ch,glue = callseq_start t{{.*}}, TargetConstant:i64<{{.*}}>
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; N64-SDAG: t{{.*}}: ch,glue = MipsISD::JmpLink t{{.*}}, TargetExternalSymbol:i64'memcpy'
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; N64-SDAG-NOT: t{{.*}}: ch,glue = callseq_end t{{.*}}, TargetConstant:i64<{{.*}}>
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; N64-SDAG: t{{.*}}: ch,glue = MipsISD::JmpLink t{{.*}}, TargetGlobalAddress:i64<void (%struct.S1*)* @f2>
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; N64-SDAG: t{{.*}}: ch,glue = callseq_end t{{.*}}, TargetConstant:i64<{{.*}}>
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define dso_local void @g() #0 {
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; O32-LABEL: g:
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; O32: # %bb.0: # %entry
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; O32-NEXT: lui $1, 1
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; O32-NEXT: subu $sp, $sp, $1
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; O32-NEXT: .cfi_def_cfa_offset 65536
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; O32-NEXT: lui $1, 1
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; O32-NEXT: addu $1, $sp, $1
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; O32-NEXT: sw $ra, -4($1) # 4-byte Folded Spill
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; O32-NEXT: .cfi_offset 31, -4
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; O32-NEXT: ori $1, $zero, 65520
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; O32-NEXT: subu $sp, $sp, $1
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; O32-NEXT: addiu $1, $sp, 8
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; O32-NEXT: addiu $5, $1, 16
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; O32-NEXT: addiu $4, $sp, 16
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; O32-NEXT: jal memcpy
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; O32-NEXT: ori $6, $zero, 65504
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; O32-NEXT: lw $7, 20($sp)
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; O32-NEXT: lw $6, 16($sp)
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; O32-NEXT: lw $5, 12($sp)
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; O32-NEXT: jal f2
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; O32-NEXT: lw $4, 8($sp)
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; O32-NEXT: ori $1, $zero, 65520
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; O32-NEXT: addu $sp, $sp, $1
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; O32-NEXT: lui $1, 1
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; O32-NEXT: addu $1, $sp, $1
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; O32-NEXT: lw $ra, -4($1) # 4-byte Folded Reload
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; O32-NEXT: lui $1, 1
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; O32-NEXT: jr $ra
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; O32-NEXT: addu $sp, $sp, $1
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;
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; N32-LABEL: g:
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; N32: # %bb.0: # %entry
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; N32-NEXT: lui $1, 1
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; N32-NEXT: subu $sp, $sp, $1
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; N32-NEXT: .cfi_def_cfa_offset 65536
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; N32-NEXT: lui $1, 1
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; N32-NEXT: addu $1, $sp, $1
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; N32-NEXT: sd $ra, -8($1) # 8-byte Folded Spill
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; N32-NEXT: .cfi_offset 31, -8
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; N32-NEXT: ori $1, $zero, 65456
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; N32-NEXT: subu $sp, $sp, $1
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; N32-NEXT: addiu $1, $sp, 8
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; N32-NEXT: addiu $5, $1, 64
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; N32-NEXT: ori $6, $zero, 65456
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; N32-NEXT: jal memcpy
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; N32-NEXT: move $4, $sp
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; N32-NEXT: ld $11, 64($sp)
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; N32-NEXT: ld $10, 56($sp)
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; N32-NEXT: ld $9, 48($sp)
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; N32-NEXT: ld $8, 40($sp)
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; N32-NEXT: ld $7, 32($sp)
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; N32-NEXT: ld $6, 24($sp)
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; N32-NEXT: ld $5, 16($sp)
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; N32-NEXT: jal f2
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; N32-NEXT: ld $4, 8($sp)
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; N32-NEXT: ori $1, $zero, 65456
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; N32-NEXT: addu $sp, $sp, $1
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; N32-NEXT: lui $1, 1
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; N32-NEXT: addu $1, $sp, $1
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; N32-NEXT: ld $ra, -8($1) # 8-byte Folded Reload
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; N32-NEXT: lui $1, 1
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; N32-NEXT: jr $ra
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; N32-NEXT: addu $sp, $sp, $1
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;
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; N64-LABEL: g:
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; N64: # %bb.0: # %entry
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; N64-NEXT: lui $1, 1
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; N64-NEXT: dsubu $sp, $sp, $1
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; N64-NEXT: .cfi_def_cfa_offset 65536
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; N64-NEXT: lui $1, 1
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; N64-NEXT: daddu $1, $sp, $1
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; N64-NEXT: sd $ra, -8($1) # 8-byte Folded Spill
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; N64-NEXT: .cfi_offset 31, -8
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; N64-NEXT: ori $1, $zero, 65456
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; N64-NEXT: dsubu $sp, $sp, $1
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; N64-NEXT: daddiu $1, $sp, 8
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; N64-NEXT: daddiu $5, $1, 64
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; N64-NEXT: ori $6, $zero, 65456
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; N64-NEXT: jal memcpy
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; N64-NEXT: move $4, $sp
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; N64-NEXT: ld $11, 64($sp)
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; N64-NEXT: ld $10, 56($sp)
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; N64-NEXT: ld $9, 48($sp)
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; N64-NEXT: ld $8, 40($sp)
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; N64-NEXT: ld $7, 32($sp)
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; N64-NEXT: ld $6, 24($sp)
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; N64-NEXT: ld $5, 16($sp)
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; N64-NEXT: jal f2
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; N64-NEXT: ld $4, 8($sp)
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; N64-NEXT: ori $1, $zero, 65456
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; N64-NEXT: daddu $sp, $sp, $1
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; N64-NEXT: lui $1, 1
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; N64-NEXT: daddu $1, $sp, $1
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; N64-NEXT: ld $ra, -8($1) # 8-byte Folded Reload
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; N64-NEXT: lui $1, 1
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; N64-NEXT: jr $ra
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; N64-NEXT: daddu $sp, $sp, $1
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entry:
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%a = alloca %struct.S1, align 4
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call void @f2(%struct.S1* byval(%struct.S1) align 4 %a)
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ret void
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}
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declare dso_local void @f2(%struct.S1* byval(%struct.S1) align 4) #1
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; O32-SDAG-LABEL: Initial selection DAG: %bb.0 'g2:entry'
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; O32-SDAG: t{{.*}}: ch,glue = callseq_start t{{.*}}, TargetConstant:i32<{{.*}}>
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; O32-SDAG: t{{.*}}: ch,glue = MipsISD::JmpLink t{{.*}}, TargetExternalSymbol:i32'memcpy'
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; O32-SDAG: t{{.*}}: ch,glue = callseq_end t{{.*}}, TargetConstant:i32<{{.*}}>
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; O32-SDAG: t{{.*}}: ch,glue = callseq_start t{{.*}}, TargetConstant:i32<{{.*}}>
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; O32-SDAG-NOT: t{{.*}}: ch,glue = callseq_start t{{.*}}, TargetConstant:i32<{{.*}}>
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; O32-SDAG: t{{.*}}: ch,glue = MipsISD::JmpLink t{{.*}}, TargetExternalSymbol:i32'memcpy'
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; O32-SDAG-NOT: t{{.*}}: ch,glue = callseq_end t{{.*}}, TargetConstant:i32<{{.*}}>
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; O32-SDAG: t{{.*}}: ch,glue = MipsISD::JmpLink t{{.*}}, TargetGlobalAddress:i32<void (%struct.S1*)* @f2>
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; O32-SDAG: t{{.*}}: ch,glue = callseq_end t{{.*}}, TargetConstant:i32<{{.*}}>
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; N32-SDAG-LABEL: Initial selection DAG: %bb.0 'g2:entry'
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; N32-SDAG: t{{.*}}: ch,glue = callseq_start t{{.*}}, TargetConstant:i32<{{.*}}>
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; N32-SDAG: t{{.*}}: ch,glue = MipsISD::JmpLink t{{.*}}, TargetExternalSymbol:i32'memcpy'
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; N32-SDAG: t{{.*}}: ch,glue = callseq_end t{{.*}}, TargetConstant:i32<{{.*}}>
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; N32-SDAG: t{{.*}}: ch,glue = callseq_start t{{.*}}, TargetConstant:i32<{{.*}}>
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; N32-SDAG-NOT: t{{.*}}: ch,glue = callseq_start t{{.*}}, TargetConstant:i32<{{.*}}>
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; N32-SDAG: t{{.*}}: ch,glue = MipsISD::JmpLink t{{.*}}, TargetExternalSymbol:i32'memcpy'
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; N32-SDAG-NOT: t{{.*}}: ch,glue = callseq_end t{{.*}}, TargetConstant:i32<{{.*}}>
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; N32-SDAG: t{{.*}}: ch,glue = MipsISD::JmpLink t{{.*}}, TargetGlobalAddress:i32<void (%struct.S1*)* @f2>
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; N32-SDAG: t{{.*}}: ch,glue = callseq_end t{{.*}}, TargetConstant:i32<{{.*}}>
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; N64-SDAG-LABEL: Initial selection DAG: %bb.0 'g2:entry'
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; N64-SDAG: t{{.*}}: ch,glue = callseq_start t{{.*}}, TargetConstant:i64<{{.*}}>
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; N64-SDAG: t{{.*}}: ch,glue = MipsISD::JmpLink t{{.*}}, TargetExternalSymbol:i64'memcpy'
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; N64-SDAG: t{{.*}}: ch,glue = callseq_end t{{.*}}, TargetConstant:i64<{{.*}}>
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; N64-SDAG: t{{.*}}: ch,glue = callseq_start t{{.*}}, TargetConstant:i64<{{.*}}>
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; N64-SDAG-NOT: t{{.*}}: ch,glue = callseq_start t{{.*}}, TargetConstant:i64<{{.*}}>
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; N64-SDAG: t{{.*}}: ch,glue = MipsISD::JmpLink t{{.*}}, TargetExternalSymbol:i64'memcpy'
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; N64-SDAG-NOT: t{{.*}}: ch,glue = callseq_end t{{.*}}, TargetConstant:i64<{{.*}}>
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; N64-SDAG: t{{.*}}: ch,glue = MipsISD::JmpLink t{{.*}}, TargetGlobalAddress:i64<void (%struct.S1*)* @f2>
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; N64-SDAG: t{{.*}}: ch,glue = callseq_end t{{.*}}, TargetConstant:i64<{{.*}}>
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define dso_local void @g2(%struct.S1* %a) {
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; O32-LABEL: g2:
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; O32: # %bb.0: # %entry
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; O32-NEXT: lui $1, 1
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; O32-NEXT: addiu $1, $1, 8
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; O32-NEXT: subu $sp, $sp, $1
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; O32-NEXT: .cfi_def_cfa_offset 65544
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; O32-NEXT: lui $1, 1
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; O32-NEXT: addu $1, $sp, $1
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; O32-NEXT: sw $ra, 4($1) # 4-byte Folded Spill
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; O32-NEXT: lui $1, 1
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; O32-NEXT: addu $1, $sp, $1
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; O32-NEXT: sw $16, 0($1) # 4-byte Folded Spill
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; O32-NEXT: .cfi_offset 31, -4
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; O32-NEXT: .cfi_offset 16, -8
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; O32-NEXT: move $5, $4
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; O32-NEXT: lui $1, 1
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; O32-NEXT: addu $1, $sp, $1
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; O32-NEXT: sw $4, -4($1)
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; O32-NEXT: addiu $sp, $sp, -16
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; O32-NEXT: addiu $16, $sp, 8
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; O32-NEXT: ori $6, $zero, 65520
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; O32-NEXT: jal memcpy
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; O32-NEXT: move $4, $16
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; O32-NEXT: addiu $sp, $sp, 16
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; O32-NEXT: ori $1, $zero, 65520
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; O32-NEXT: subu $sp, $sp, $1
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; O32-NEXT: addiu $5, $16, 16
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; O32-NEXT: addiu $4, $sp, 16
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; O32-NEXT: jal memcpy
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; O32-NEXT: ori $6, $zero, 65504
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; O32-NEXT: lw $7, 20($sp)
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; O32-NEXT: lw $6, 16($sp)
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; O32-NEXT: lw $5, 12($sp)
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; O32-NEXT: jal f2
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; O32-NEXT: lw $4, 8($sp)
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; O32-NEXT: ori $1, $zero, 65520
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; O32-NEXT: addu $sp, $sp, $1
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; O32-NEXT: lui $1, 1
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; O32-NEXT: addu $1, $sp, $1
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; O32-NEXT: lw $16, 0($1) # 4-byte Folded Reload
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; O32-NEXT: lui $1, 1
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; O32-NEXT: addu $1, $sp, $1
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; O32-NEXT: lw $ra, 4($1) # 4-byte Folded Reload
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; O32-NEXT: lui $1, 1
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; O32-NEXT: addiu $1, $1, 8
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; O32-NEXT: jr $ra
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; O32-NEXT: addu $sp, $sp, $1
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;
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; N32-LABEL: g2:
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; N32: # %bb.0: # %entry
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; N32-NEXT: lui $1, 1
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; N32-NEXT: addiu $1, $1, 16
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; N32-NEXT: subu $sp, $sp, $1
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; N32-NEXT: .cfi_def_cfa_offset 65552
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; N32-NEXT: lui $1, 1
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; N32-NEXT: addu $1, $sp, $1
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; N32-NEXT: sd $ra, 8($1) # 8-byte Folded Spill
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; N32-NEXT: lui $1, 1
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; N32-NEXT: addu $1, $sp, $1
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; N32-NEXT: sd $16, 0($1) # 8-byte Folded Spill
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||
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|
; N32-NEXT: .cfi_offset 31, -8
|
||
|
|
; N32-NEXT: .cfi_offset 16, -16
|
||
|
|
; N32-NEXT: move $5, $4
|
||
|
|
; N32-NEXT: sll $1, $5, 0
|
||
|
|
; N32-NEXT: lui $2, 1
|
||
|
|
; N32-NEXT: addu $2, $sp, $2
|
||
|
|
; N32-NEXT: sw $1, -4($2)
|
||
|
|
; N32-NEXT: addiu $16, $sp, 8
|
||
|
|
; N32-NEXT: ori $6, $zero, 65520
|
||
|
|
; N32-NEXT: jal memcpy
|
||
|
|
; N32-NEXT: move $4, $16
|
||
|
|
; N32-NEXT: addiu $5, $16, 64
|
||
|
|
; N32-NEXT: ori $1, $zero, 65456
|
||
|
|
; N32-NEXT: subu $sp, $sp, $1
|
||
|
|
; N32-NEXT: ori $6, $zero, 65456
|
||
|
|
; N32-NEXT: jal memcpy
|
||
|
|
; N32-NEXT: move $4, $sp
|
||
|
|
; N32-NEXT: ld $11, 64($sp)
|
||
|
|
; N32-NEXT: ld $10, 56($sp)
|
||
|
|
; N32-NEXT: ld $9, 48($sp)
|
||
|
|
; N32-NEXT: ld $8, 40($sp)
|
||
|
|
; N32-NEXT: ld $7, 32($sp)
|
||
|
|
; N32-NEXT: ld $6, 24($sp)
|
||
|
|
; N32-NEXT: ld $5, 16($sp)
|
||
|
|
; N32-NEXT: jal f2
|
||
|
|
; N32-NEXT: ld $4, 8($sp)
|
||
|
|
; N32-NEXT: ori $1, $zero, 65456
|
||
|
|
; N32-NEXT: addu $sp, $sp, $1
|
||
|
|
; N32-NEXT: lui $1, 1
|
||
|
|
; N32-NEXT: addu $1, $sp, $1
|
||
|
|
; N32-NEXT: ld $16, 0($1) # 8-byte Folded Reload
|
||
|
|
; N32-NEXT: lui $1, 1
|
||
|
|
; N32-NEXT: addu $1, $sp, $1
|
||
|
|
; N32-NEXT: ld $ra, 8($1) # 8-byte Folded Reload
|
||
|
|
; N32-NEXT: lui $1, 1
|
||
|
|
; N32-NEXT: addiu $1, $1, 16
|
||
|
|
; N32-NEXT: jr $ra
|
||
|
|
; N32-NEXT: addu $sp, $sp, $1
|
||
|
|
;
|
||
|
|
; N64-LABEL: g2:
|
||
|
|
; N64: # %bb.0: # %entry
|
||
|
|
; N64-NEXT: lui $1, 1
|
||
|
|
; N64-NEXT: daddiu $1, $1, 16
|
||
|
|
; N64-NEXT: dsubu $sp, $sp, $1
|
||
|
|
; N64-NEXT: .cfi_def_cfa_offset 65552
|
||
|
|
; N64-NEXT: lui $1, 1
|
||
|
|
; N64-NEXT: daddu $1, $sp, $1
|
||
|
|
; N64-NEXT: sd $ra, 8($1) # 8-byte Folded Spill
|
||
|
|
; N64-NEXT: lui $1, 1
|
||
|
|
; N64-NEXT: daddu $1, $sp, $1
|
||
|
|
; N64-NEXT: sd $16, 0($1) # 8-byte Folded Spill
|
||
|
|
; N64-NEXT: .cfi_offset 31, -8
|
||
|
|
; N64-NEXT: .cfi_offset 16, -16
|
||
|
|
; N64-NEXT: move $5, $4
|
||
|
|
; N64-NEXT: lui $1, 1
|
||
|
|
; N64-NEXT: daddu $1, $sp, $1
|
||
|
|
; N64-NEXT: sd $4, -8($1)
|
||
|
|
; N64-NEXT: daddiu $16, $sp, 8
|
||
|
|
; N64-NEXT: ori $6, $zero, 65520
|
||
|
|
; N64-NEXT: jal memcpy
|
||
|
|
; N64-NEXT: move $4, $16
|
||
|
|
; N64-NEXT: ori $1, $zero, 65456
|
||
|
|
; N64-NEXT: dsubu $sp, $sp, $1
|
||
|
|
; N64-NEXT: daddiu $5, $16, 64
|
||
|
|
; N64-NEXT: ori $6, $zero, 65456
|
||
|
|
; N64-NEXT: jal memcpy
|
||
|
|
; N64-NEXT: move $4, $sp
|
||
|
|
; N64-NEXT: ld $11, 64($sp)
|
||
|
|
; N64-NEXT: ld $10, 56($sp)
|
||
|
|
; N64-NEXT: ld $9, 48($sp)
|
||
|
|
; N64-NEXT: ld $8, 40($sp)
|
||
|
|
; N64-NEXT: ld $7, 32($sp)
|
||
|
|
; N64-NEXT: ld $6, 24($sp)
|
||
|
|
; N64-NEXT: ld $5, 16($sp)
|
||
|
|
; N64-NEXT: jal f2
|
||
|
|
; N64-NEXT: ld $4, 8($sp)
|
||
|
|
; N64-NEXT: ori $1, $zero, 65456
|
||
|
|
; N64-NEXT: daddu $sp, $sp, $1
|
||
|
|
; N64-NEXT: lui $1, 1
|
||
|
|
; N64-NEXT: daddu $1, $sp, $1
|
||
|
|
; N64-NEXT: ld $16, 0($1) # 8-byte Folded Reload
|
||
|
|
; N64-NEXT: lui $1, 1
|
||
|
|
; N64-NEXT: daddu $1, $sp, $1
|
||
|
|
; N64-NEXT: ld $ra, 8($1) # 8-byte Folded Reload
|
||
|
|
; N64-NEXT: lui $1, 1
|
||
|
|
; N64-NEXT: daddiu $1, $1, 16
|
||
|
|
; N64-NEXT: jr $ra
|
||
|
|
; N64-NEXT: daddu $sp, $sp, $1
|
||
|
|
entry:
|
||
|
|
%a.addr = alloca %struct.S1*, align 4
|
||
|
|
%byval-temp = alloca %struct.S1, align 4
|
||
|
|
store %struct.S1* %a, %struct.S1** %a.addr, align 4
|
||
|
|
%0 = load %struct.S1*, %struct.S1** %a.addr, align 4
|
||
|
|
%1 = bitcast %struct.S1* %byval-temp to i8*
|
||
|
|
%2 = bitcast %struct.S1* %0 to i8*
|
||
|
|
call void @llvm.memcpy.p0i8.p0i8.i32(i8* align 4 %1, i8* align 1 %2, i32 65520, i1 false)
|
||
|
|
call void @f2(%struct.S1* byval(%struct.S1) align 4 %byval-temp)
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
; O32-SDAG-LABEL: Initial selection DAG: %bb.0 'g3:entry'
|
||
|
|
; O32-SDAG: t{{.*}}: ch,glue = callseq_start t{{.*}}, TargetConstant:i32<16>
|
||
|
|
; O32-SDAG: t{{.*}}: ch,glue = MipsISD::JmpLink t{{.*}}, TargetExternalSymbol:i32'memcpy'
|
||
|
|
; O32-SDAG: t{{.*}}: ch,glue = callseq_end t{{.*}}, TargetConstant:i32<16>
|
||
|
|
|
||
|
|
; N32-SDAG-LABEL: Initial selection DAG: %bb.0 'g3:entry'
|
||
|
|
; N32-SDAG: t{{.*}}: ch,glue = callseq_start t{{.*}}, TargetConstant:i32<0>
|
||
|
|
; N32-SDAG: t{{.*}}: ch,glue = MipsISD::JmpLink t{{.*}}, TargetExternalSymbol:i32'memcpy'
|
||
|
|
; N32-SDAG: t{{.*}}: ch,glue = callseq_end t{{.*}}, TargetConstant:i32<0>
|
||
|
|
|
||
|
|
; N64-SDAG-LABEL: Initial selection DAG: %bb.0 'g3:entry'
|
||
|
|
; N64-SDAG: t{{.*}}: ch,glue = callseq_start t{{.*}}, TargetConstant:i64<0>
|
||
|
|
; N64-SDAG: t{{.*}}: ch,glue = MipsISD::JmpLink t{{.*}}, TargetExternalSymbol:i64'memcpy'
|
||
|
|
; N64-SDAG: t{{.*}}: ch,glue = callseq_end t{{.*}}, TargetConstant:i64<0>
|
||
|
|
|
||
|
|
define dso_local i32 @g3(%struct.S1* %a, %struct.S1* %b) #0 {
|
||
|
|
; O32-LABEL: g3:
|
||
|
|
; O32: # %bb.0: # %entry
|
||
|
|
; O32-NEXT: addiu $sp, $sp, -32
|
||
|
|
; O32-NEXT: .cfi_def_cfa_offset 32
|
||
|
|
; O32-NEXT: sw $ra, 28($sp) # 4-byte Folded Spill
|
||
|
|
; O32-NEXT: .cfi_offset 31, -4
|
||
|
|
; O32-NEXT: sw $5, 20($sp)
|
||
|
|
; O32-NEXT: sw $4, 24($sp)
|
||
|
|
; O32-NEXT: jal memcpy
|
||
|
|
; O32-NEXT: ori $6, $zero, 65520
|
||
|
|
; O32-NEXT: addiu $2, $zero, 4
|
||
|
|
; O32-NEXT: lw $ra, 28($sp) # 4-byte Folded Reload
|
||
|
|
; O32-NEXT: jr $ra
|
||
|
|
; O32-NEXT: addiu $sp, $sp, 32
|
||
|
|
;
|
||
|
|
; N32-LABEL: g3:
|
||
|
|
; N32: # %bb.0: # %entry
|
||
|
|
; N32-NEXT: addiu $sp, $sp, -16
|
||
|
|
; N32-NEXT: .cfi_def_cfa_offset 16
|
||
|
|
; N32-NEXT: sd $ra, 8($sp) # 8-byte Folded Spill
|
||
|
|
; N32-NEXT: .cfi_offset 31, -8
|
||
|
|
; N32-NEXT: sll $1, $5, 0
|
||
|
|
; N32-NEXT: sw $1, 0($sp)
|
||
|
|
; N32-NEXT: sll $1, $4, 0
|
||
|
|
; N32-NEXT: sw $1, 4($sp)
|
||
|
|
; N32-NEXT: jal memcpy
|
||
|
|
; N32-NEXT: ori $6, $zero, 65520
|
||
|
|
; N32-NEXT: addiu $2, $zero, 4
|
||
|
|
; N32-NEXT: ld $ra, 8($sp) # 8-byte Folded Reload
|
||
|
|
; N32-NEXT: jr $ra
|
||
|
|
; N32-NEXT: addiu $sp, $sp, 16
|
||
|
|
;
|
||
|
|
; N64-LABEL: g3:
|
||
|
|
; N64: # %bb.0: # %entry
|
||
|
|
; N64-NEXT: daddiu $sp, $sp, -32
|
||
|
|
; N64-NEXT: .cfi_def_cfa_offset 32
|
||
|
|
; N64-NEXT: sd $ra, 24($sp) # 8-byte Folded Spill
|
||
|
|
; N64-NEXT: .cfi_offset 31, -8
|
||
|
|
; N64-NEXT: sd $5, 8($sp)
|
||
|
|
; N64-NEXT: sd $4, 16($sp)
|
||
|
|
; N64-NEXT: jal memcpy
|
||
|
|
; N64-NEXT: ori $6, $zero, 65520
|
||
|
|
; N64-NEXT: addiu $2, $zero, 4
|
||
|
|
; N64-NEXT: ld $ra, 24($sp) # 8-byte Folded Reload
|
||
|
|
; N64-NEXT: jr $ra
|
||
|
|
; N64-NEXT: daddiu $sp, $sp, 32
|
||
|
|
entry:
|
||
|
|
%a.addr = alloca %struct.S1*, align 4
|
||
|
|
%b.addr = alloca %struct.S1*, align 4
|
||
|
|
store %struct.S1* %a, %struct.S1** %a.addr, align 4
|
||
|
|
store %struct.S1* %b, %struct.S1** %b.addr, align 4
|
||
|
|
%0 = load %struct.S1*, %struct.S1** %a.addr, align 4
|
||
|
|
%1 = bitcast %struct.S1* %0 to i8*
|
||
|
|
%2 = load %struct.S1*, %struct.S1** %b.addr, align 4
|
||
|
|
%3 = bitcast %struct.S1* %2 to i8*
|
||
|
|
call void @llvm.memcpy.p0i8.p0i8.i32(i8* align 1 %1, i8* align 1 %3, i32 65520, i1 false)
|
||
|
|
ret i32 4
|
||
|
|
}
|
||
|
|
|
||
|
|
declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture writeonly, i8* nocapture readonly, i32, i1) #2
|