; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -print-schedule -mcpu=x86-64 -mattr=+rdrnd | FileCheck %s --check-prefix=CHECK --check-prefix=GENERIC ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -print-schedule -mcpu=goldmont | FileCheck %s --check-prefix=CHECK --check-prefix=GOLDMONT ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -print-schedule -mcpu=ivybridge | FileCheck %s --check-prefix=CHECK --check-prefix=IVY ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -print-schedule -mcpu=haswell | FileCheck %s --check-prefix=CHECK --check-prefix=HASWELL ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -print-schedule -mcpu=broadwell | FileCheck %s --check-prefix=CHECK --check-prefix=BROADWELL ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -print-schedule -mcpu=skylake | FileCheck %s --check-prefix=CHECK --check-prefix=SKYLAKE ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -print-schedule -mcpu=skx | FileCheck %s --check-prefix=CHECK --check-prefix=SKX ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -print-schedule -mcpu=znver1 | FileCheck %s --check-prefix=CHECK --check-prefix=ZNVER1 declare {i16, i32} @llvm.x86.rdrand.16() declare {i32, i32} @llvm.x86.rdrand.32() declare {i64, i32} @llvm.x86.rdrand.64() define i16 @test_rdrand_16(i16* %random_val) { ; GENERIC-LABEL: test_rdrand_16: ; GENERIC: # %bb.0: ; GENERIC-NEXT: rdrandw %ax # sched: [100:0.33] ; GENERIC-NEXT: retq # sched: [1:1.00] ; ; GOLDMONT-LABEL: test_rdrand_16: ; GOLDMONT: # %bb.0: ; GOLDMONT-NEXT: rdrandw %ax # sched: [100:1.00] ; GOLDMONT-NEXT: retq # sched: [4:1.00] ; ; IVY-LABEL: test_rdrand_16: ; IVY: # %bb.0: ; IVY-NEXT: rdrandw %ax # sched: [100:0.33] ; IVY-NEXT: retq # sched: [1:1.00] ; ; HASWELL-LABEL: test_rdrand_16: ; HASWELL: # %bb.0: ; HASWELL-NEXT: rdrandw %ax # sched: [1:5.33] ; HASWELL-NEXT: retq # sched: [7:1.00] ; ; BROADWELL-LABEL: test_rdrand_16: ; BROADWELL: # %bb.0: ; BROADWELL-NEXT: rdrandw %ax # sched: [9:1.00] ; BROADWELL-NEXT: retq # sched: [7:1.00] ; ; SKYLAKE-LABEL: test_rdrand_16: ; SKYLAKE: # %bb.0: ; SKYLAKE-NEXT: rdrandw %ax # sched: [100:0.25] ; SKYLAKE-NEXT: retq # sched: [7:1.00] ; ; SKX-LABEL: test_rdrand_16: ; SKX: # %bb.0: ; SKX-NEXT: rdrandw %ax # sched: [100:0.25] ; SKX-NEXT: retq # sched: [7:1.00] ; ; ZNVER1-LABEL: test_rdrand_16: ; ZNVER1: # %bb.0: ; ZNVER1-NEXT: rdrandw %ax # sched: [100:0.25] ; ZNVER1-NEXT: retq # sched: [1:0.50] %call = call {i16, i32} @llvm.x86.rdrand.16() %randval = extractvalue {i16, i32} %call, 0 ret i16 %randval } define i32 @test_rdrand_32(i32* %random_val) { ; GENERIC-LABEL: test_rdrand_32: ; GENERIC: # %bb.0: ; GENERIC-NEXT: rdrandl %eax # sched: [100:0.33] ; GENERIC-NEXT: retq # sched: [1:1.00] ; ; GOLDMONT-LABEL: test_rdrand_32: ; GOLDMONT: # %bb.0: ; GOLDMONT-NEXT: rdrandl %eax # sched: [100:1.00] ; GOLDMONT-NEXT: retq # sched: [4:1.00] ; ; IVY-LABEL: test_rdrand_32: ; IVY: # %bb.0: ; IVY-NEXT: rdrandl %eax # sched: [100:0.33] ; IVY-NEXT: retq # sched: [1:1.00] ; ; HASWELL-LABEL: test_rdrand_32: ; HASWELL: # %bb.0: ; HASWELL-NEXT: rdrandl %eax # sched: [1:5.33] ; HASWELL-NEXT: retq # sched: [7:1.00] ; ; BROADWELL-LABEL: test_rdrand_32: ; BROADWELL: # %bb.0: ; BROADWELL-NEXT: rdrandl %eax # sched: [9:1.00] ; BROADWELL-NEXT: retq # sched: [7:1.00] ; ; SKYLAKE-LABEL: test_rdrand_32: ; SKYLAKE: # %bb.0: ; SKYLAKE-NEXT: rdrandl %eax # sched: [100:0.25] ; SKYLAKE-NEXT: retq # sched: [7:1.00] ; ; SKX-LABEL: test_rdrand_32: ; SKX: # %bb.0: ; SKX-NEXT: rdrandl %eax # sched: [100:0.25] ; SKX-NEXT: retq # sched: [7:1.00] ; ; ZNVER1-LABEL: test_rdrand_32: ; ZNVER1: # %bb.0: ; ZNVER1-NEXT: rdrandl %eax # sched: [100:0.25] ; ZNVER1-NEXT: retq # sched: [1:0.50] %call = call {i32, i32} @llvm.x86.rdrand.32() %randval = extractvalue {i32, i32} %call, 0 ret i32 %randval } define i64 @test_rdrand_64(i64* %random_val) { ; GENERIC-LABEL: test_rdrand_64: ; GENERIC: # %bb.0: ; GENERIC-NEXT: rdrandq %rax # sched: [100:0.33] ; GENERIC-NEXT: retq # sched: [1:1.00] ; ; GOLDMONT-LABEL: test_rdrand_64: ; GOLDMONT: # %bb.0: ; GOLDMONT-NEXT: rdrandq %rax # sched: [100:1.00] ; GOLDMONT-NEXT: retq # sched: [4:1.00] ; ; IVY-LABEL: test_rdrand_64: ; IVY: # %bb.0: ; IVY-NEXT: rdrandq %rax # sched: [100:0.33] ; IVY-NEXT: retq # sched: [1:1.00] ; ; HASWELL-LABEL: test_rdrand_64: ; HASWELL: # %bb.0: ; HASWELL-NEXT: rdrandq %rax # sched: [1:5.33] ; HASWELL-NEXT: retq # sched: [7:1.00] ; ; BROADWELL-LABEL: test_rdrand_64: ; BROADWELL: # %bb.0: ; BROADWELL-NEXT: rdrandq %rax # sched: [9:1.00] ; BROADWELL-NEXT: retq # sched: [7:1.00] ; ; SKYLAKE-LABEL: test_rdrand_64: ; SKYLAKE: # %bb.0: ; SKYLAKE-NEXT: rdrandq %rax # sched: [100:0.25] ; SKYLAKE-NEXT: retq # sched: [7:1.00] ; ; SKX-LABEL: test_rdrand_64: ; SKX: # %bb.0: ; SKX-NEXT: rdrandq %rax # sched: [100:0.25] ; SKX-NEXT: retq # sched: [7:1.00] ; ; ZNVER1-LABEL: test_rdrand_64: ; ZNVER1: # %bb.0: ; ZNVER1-NEXT: rdrandq %rax # sched: [100:0.25] ; ZNVER1-NEXT: retq # sched: [1:0.50] %call = call {i64, i32} @llvm.x86.rdrand.64() %randval = extractvalue {i64, i32} %call, 0 ret i64 %randval }