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Diffstat (limited to 'test/CodeGen/Mips/fp16-promote.ll')
-rw-r--r-- | test/CodeGen/Mips/fp16-promote.ll | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/test/CodeGen/Mips/fp16-promote.ll b/test/CodeGen/Mips/fp16-promote.ll new file mode 100644 index 0000000..2ac46e0 --- /dev/null +++ b/test/CodeGen/Mips/fp16-promote.ll @@ -0,0 +1,98 @@ +; RUN: llc -asm-verbose=false -mtriple=mipsel-linux-gnueabi < %s | FileCheck %s -check-prefix=CHECK-LIBCALL + +; CHECK-LIBCALL-LABEL: test_fadd: +; CHECK-LIBCALL: %call16(__gnu_h2f_ieee) +; CHECK-LIBCALL: %call16(__gnu_h2f_ieee) +; CHECK-LIBCALL-DAG: add.s +; CHECK-LIBCALL-DAG: %call16(__gnu_f2h_ieee) +define void @test_fadd(half* %p, half* %q) #0 { + %a = load half, half* %p, align 2 + %b = load half, half* %q, align 2 + %r = fadd half %a, %b + store half %r, half* %p + ret void +} + +; CHECK-LIBCALL-LABEL: test_fpext_float: +; CHECK-LIBCALL: %call16(__gnu_h2f_ieee) +define float @test_fpext_float(half* %p) { + %a = load half, half* %p, align 2 + %r = fpext half %a to float + ret float %r +} + +; CHECK-LIBCALL-LABEL: test_fpext_double: +; CHECK-LIBCALL: %call16(__gnu_h2f_ieee) +; CHECK-LIBCALL: cvt.d.s +define double @test_fpext_double(half* %p) { + %a = load half, half* %p, align 2 + %r = fpext half %a to double + ret double %r +} + +; CHECK-LIBCALL-LABEL: test_fptrunc_float: +; CHECK-LIBCALL: %call16(__gnu_f2h_ieee) +define void @test_fptrunc_float(float %f, half* %p) #0 { + %a = fptrunc float %f to half + store half %a, half* %p + ret void +} + +; CHECK-LIBCALL-LABEL: test_fptrunc_double: +; CHECK-LIBCALL: %call16(__truncdfhf2) +define void @test_fptrunc_double(double %d, half* %p) #0 { + %a = fptrunc double %d to half + store half %a, half* %p + ret void +} + +; CHECK-LIBCALL-LABEL: test_vec_fpext_float: +; CHECK-LIBCALL: %call16(__gnu_h2f_ieee) +; CHECK-LIBCALL: %call16(__gnu_h2f_ieee) +; CHECK-LIBCALL: %call16(__gnu_h2f_ieee) +; CHECK-LIBCALL: %call16(__gnu_h2f_ieee) +define <4 x float> @test_vec_fpext_float(<4 x half>* %p) #0 { + %a = load <4 x half>, <4 x half>* %p, align 8 + %b = fpext <4 x half> %a to <4 x float> + ret <4 x float> %b +} + +; This test is not robust against variations in instruction scheduling. +; See the discussion in http://reviews.llvm.org/D8804 +; CHECK-LIBCALL-LABEL: test_vec_fpext_double: +; CHECK-LIBCALL: %call16(__gnu_h2f_ieee) +; CHECK-LIBCALL: %call16(__gnu_h2f_ieee) +; CHECK-LIBCALL: %call16(__gnu_h2f_ieee) +; CHECK-LIBCALL: cvt.d.s +; CHECK-LIBCALL: cvt.d.s +; CHECK-LIBCALL: cvt.d.s +; CHECK-LIBCALL: %call16(__gnu_h2f_ieee) +; CHECK-LIBCALL: cvt.d.s +define <4 x double> @test_vec_fpext_double(<4 x half>* %p) #0 { + %a = load <4 x half>, <4 x half>* %p, align 8 + %b = fpext <4 x half> %a to <4 x double> + ret <4 x double> %b +} + +; CHECK-LIBCALL-LABEL: test_vec_fptrunc_float: +; CHECK-LIBCALL: %call16(__gnu_f2h_ieee) +; CHECK-LIBCALL: %call16(__gnu_f2h_ieee) +; CHECK-LIBCALL: %call16(__gnu_f2h_ieee) +; CHECK-LIBCALL: %call16(__gnu_f2h_ieee) +define void @test_vec_fptrunc_float(<4 x float> %a, <4 x half>* %p) #0 { + %b = fptrunc <4 x float> %a to <4 x half> + store <4 x half> %b, <4 x half>* %p, align 8 + ret void +} + +; CHECK-LIBCALL-LABEL: test_vec_fptrunc_double: +; CHECK-LIBCALL: %call16(__truncdfhf2) +; CHECK-LIBCALL: %call16(__truncdfhf2) +; CHECK-LIBCALL: %call16(__truncdfhf2) +; CHECK-LIBCALL: %call16(__truncdfhf2) +define void @test_vec_fptrunc_double(<4 x double> %a, <4 x half>* %p) #0 { + %b = fptrunc <4 x double> %a to <4 x half> + store <4 x half> %b, <4 x half>* %p, align 8 + ret void +} + |