193 lines
5.3 KiB
LLVM
193 lines
5.3 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=i686-pc-elfiamcu | FileCheck %s
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%struct.st12_t = type { i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32 }
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define i32 @test_ints(i32 %a, i32 %b, i32 %c, i32 %d) #0 {
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; CHECK-LABEL: test_ints:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: addl %edx, %eax
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; CHECK-NEXT: imull %ecx, %eax
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; CHECK-NEXT: addl {{[0-9]+}}(%esp), %eax
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; CHECK-NEXT: retl
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entry:
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%r1 = add i32 %b, %a
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%r2 = mul i32 %c, %r1
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%r3 = add i32 %d, %r2
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ret i32 %r3
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}
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define i32 @test_floats(i32 %a, i32 %b, float %c, float %d) #0 {
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; CHECK-LABEL: test_floats:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: addl %edx, %eax
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; CHECK-NEXT: imull %ecx, %eax
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; CHECK-NEXT: addl {{[0-9]+}}(%esp), %eax
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; CHECK-NEXT: retl
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entry:
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%ci = bitcast float %c to i32
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%di = bitcast float %d to i32
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%r1 = add i32 %b, %a
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%r2 = mul i32 %ci, %r1
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%r3 = add i32 %di, %r2
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ret i32 %r3
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}
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define double @test_doubles(double %d1, double %d2) #0 {
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; CHECK-LABEL: test_doubles:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: addl {{[0-9]+}}(%esp), %eax
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; CHECK-NEXT: adcl {{[0-9]+}}(%esp), %edx
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; CHECK-NEXT: retl
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entry:
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%d1i = bitcast double %d1 to i64
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%d2i = bitcast double %d2 to i64
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%r = add i64 %d1i, %d2i
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%rd = bitcast i64 %r to double
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ret double %rd
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}
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define double @test_mixed_doubles(double %d2, i32 %i) #0 {
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; CHECK-LABEL: test_mixed_doubles:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: addl %ecx, %eax
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; CHECK-NEXT: adcl $0, %edx
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; CHECK-NEXT: retl
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entry:
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%iext = zext i32 %i to i64
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%d2i = bitcast double %d2 to i64
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%r = add i64 %iext, %d2i
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%rd = bitcast i64 %r to double
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ret double %rd
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}
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define void @ret_large_struct(%struct.st12_t* noalias nocapture sret(%struct.st12_t) %agg.result, %struct.st12_t* byval(%struct.st12_t) nocapture readonly align 4 %r) #0 {
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; CHECK-LABEL: ret_large_struct:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: pushl %esi
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; CHECK-NEXT: movl %eax, %esi
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; CHECK-NEXT: leal {{[0-9]+}}(%esp), %edx
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; CHECK-NEXT: movl $48, %ecx
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; CHECK-NEXT: calll memcpy
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; CHECK-NEXT: movl %esi, %eax
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; CHECK-NEXT: popl %esi
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; CHECK-NEXT: retl
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entry:
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%0 = bitcast %struct.st12_t* %agg.result to i8*
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%1 = bitcast %struct.st12_t* %r to i8*
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call void @llvm.memcpy.p0i8.p0i8.i32(i8* %0, i8* %1, i32 48, i1 false)
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ret void
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}
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define i32 @var_args(i32 %i1, ...) #0 {
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; CHECK-LABEL: var_args:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
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; CHECK-NEXT: retl
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entry:
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ret i32 %i1
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}
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%struct.S = type { i8 }
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define i32 @test_lib_args(float %a, float %b) #0 {
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; CHECK-LABEL: test_lib_args:
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; CHECK: # %bb.0:
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; CHECK-NEXT: movl %edx, %eax
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; CHECK-NEXT: calll __fixsfsi
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; CHECK-NEXT: retl
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%ret = fptosi float %b to i32
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ret i32 %ret
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}
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define i32 @test_fp128(fp128* %ptr) #0 {
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; CHECK-LABEL: test_fp128:
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; CHECK: # %bb.0:
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; CHECK-NEXT: pushl 12(%eax)
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; CHECK-NEXT: pushl 8(%eax)
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; CHECK-NEXT: pushl 4(%eax)
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; CHECK-NEXT: pushl (%eax)
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; CHECK-NEXT: calll __fixtfsi
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; CHECK-NEXT: addl $16, %esp
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; CHECK-NEXT: retl
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%v = load fp128, fp128* %ptr
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%ret = fptosi fp128 %v to i32
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ret i32 %ret
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}
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declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture readonly, i32, i1) #1
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define void @test_alignment_d() #0 {
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; CHECK-LABEL: test_alignment_d:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: subl $8, %esp
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; CHECK-NEXT: movl $1073741824, {{[0-9]+}}(%esp) # imm = 0x40000000
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; CHECK-NEXT: movl $0, (%esp)
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; CHECK-NEXT: movl %esp, %eax
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; CHECK-NEXT: calll food
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; CHECK-NEXT: addl $8, %esp
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; CHECK-NEXT: retl
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entry:
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%d = alloca double
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store double 2.000000e+00, double* %d
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call void @food(double* inreg %d)
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ret void
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}
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define void @test_alignment_i() #0 {
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; CHECK-LABEL: test_alignment_i:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: subl $8, %esp
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; CHECK-NEXT: movl $0, {{[0-9]+}}(%esp)
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; CHECK-NEXT: movl $2, (%esp)
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; CHECK-NEXT: movl %esp, %eax
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; CHECK-NEXT: calll fooi
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; CHECK-NEXT: addl $8, %esp
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; CHECK-NEXT: retl
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entry:
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%i = alloca i64
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store i64 2, i64* %i
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call void @fooi(i64* inreg %i)
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ret void
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}
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define void @test_alignment_s() #0 {
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; CHECK-LABEL: test_alignment_s:
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; CHECK: # %bb.0:
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; CHECK-NEXT: pushl %eax
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; CHECK-NEXT: movl %esp, %eax
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; CHECK-NEXT: calll foos
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; CHECK-NEXT: popl %eax
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; CHECK-NEXT: retl
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%s = alloca %struct.S, align 4
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call void @foos(%struct.S* inreg %s)
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ret void
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}
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define void @test_alignment_fp() #0 {
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; CHECK-LABEL: test_alignment_fp:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: subl $16, %esp
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; CHECK-NEXT: movl $1073741824, {{[0-9]+}}(%esp) # imm = 0x40000000
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; CHECK-NEXT: movl $0, {{[0-9]+}}(%esp)
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; CHECK-NEXT: movl $0, {{[0-9]+}}(%esp)
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; CHECK-NEXT: movl $0, (%esp)
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; CHECK-NEXT: movl %esp, %eax
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; CHECK-NEXT: calll foofp
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; CHECK-NEXT: addl $16, %esp
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; CHECK-NEXT: retl
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entry:
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%f = alloca fp128
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store fp128 0xL00000000000000004000000000000000, fp128* %f
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call void @foofp(fp128* inreg %f)
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ret void
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}
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declare void @food(double* inreg)
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declare void @fooi(i64* inreg)
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declare void @foos(%struct.S* inreg)
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declare void @foofp(fp128* inreg)
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attributes #0 = { nounwind "use-soft-float"="true"}
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attributes #1 = { nounwind argmemonly }
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