65 lines
2.3 KiB
LLVM
65 lines
2.3 KiB
LLVM
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; RUN: llc -march=mipsel -relocation-model=pic -O0 -fast-isel-abort=3 -mcpu=mips32r2 \
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; RUN: < %s | FileCheck %s
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; RUN: llc -march=mipsel -relocation-model=pic -O0 -fast-isel-abort=3 -mcpu=mips32 \
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; RUN: < %s | FileCheck %s
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@x = common global [128000 x float] zeroinitializer, align 4
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@y = global float* getelementptr inbounds ([128000 x float], [128000 x float]* @x, i32 0, i32 0), align 4
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@result = common global float 0.000000e+00, align 4
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@.str = private unnamed_addr constant [5 x i8] c"%f \0A\00", align 1
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; Function Attrs: nounwind
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define void @foo() {
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entry:
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; CHECK-LABEL: .ent foo
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%0 = load float*, float** @y, align 4
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%arrayidx = getelementptr inbounds float, float* %0, i32 64000
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store float 5.500000e+00, float* %arrayidx, align 4
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; CHECK: lw $[[REG_Y_GOT:[0-9]+]], %got(y)(${{[0-9]+}})
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; CHECK: lw $[[REG_Y:[0-9]+]], 0($[[REG_Y_GOT]])
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; CHECK: lui $[[REG_FPCONST_INT:[0-9]+]], 16560
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; CHECK: mtc1 $[[REG_FPCONST_INT]], $f[[REG_FPCONST:[0-9]+]]
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; CHECK: lui $[[REG_IDX_UPPER:[0-9]+]], 3
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; CHECK: ori $[[REG_IDX:[0-9]+]], $[[REG_IDX_UPPER]], 59392
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; CHECK: addu $[[REG_Y_IDX:[0-9]+]], $[[REG_IDX]], $[[REG_Y]]
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; CHECK: swc1 $f[[REG_FPCONST]], 0($[[REG_Y_IDX]])
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ret void
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; CHECK-LABEL: .end foo
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}
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; Function Attrs: nounwind
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define void @goo() {
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entry:
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; CHECK-LABEL: .ent goo
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%0 = load float*, float** @y, align 4
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%arrayidx = getelementptr inbounds float, float* %0, i32 64000
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%1 = load float, float* %arrayidx, align 4
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store float %1, float* @result, align 4
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; CHECK-DAG: lw $[[REG_RESULT:[0-9]+]], %got(result)(${{[0-9]+}})
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; CHECK-DAG: lw $[[REG_Y_GOT:[0-9]+]], %got(y)(${{[0-9]+}})
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; CHECK-DAG: lw $[[REG_Y:[0-9]+]], 0($[[REG_Y_GOT]])
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; CHECK-DAG: lui $[[REG_IDX_UPPER:[0-9]+]], 3
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; CHECK-DAG: ori $[[REG_IDX:[0-9]+]], $[[REG_IDX_UPPER]], 59392
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; CHECK-DAG: addu $[[REG_Y_IDX:[0-9]+]], $[[REG_IDX]], $[[REG_Y]]
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; CHECK-DAG: lwc1 $f[[Y_IDX:[0-9]+]], 0($[[REG_Y_IDX]])
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; CHECK-DAG: swc1 $f[[Y_IDX]], 0($[[REG_RESULT]])
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; CHECK-LABEL: .end goo
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ret void
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}
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;
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; Original C code for test.
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;
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;float x[128000];
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;float *y = x;
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;float result;
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;void foo() {
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; y[64000] = 5.5;
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;}
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;void goo() {
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; result = y[64000];
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;}
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